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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="theme-color" content="#1a1a1a" media="(prefers-color-scheme: dark)">
<meta name="theme-color" content="#ffffff" media="(prefers-color-scheme: light)">
<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>₿</text></svg>">
<title>Bitcoin Biel/Bienne</title>
<meta name="description" content="Bitcoin meetup group in Biel/Bienne, Switzerland. Every last Thursday of the month.">
<style>
:root {
--btc-orange: #f7931a;
--btc-dark: #1a1a1a;
--btc-gray: #2d2d2d;
--text-light: #e0e0e0;
--text-muted: #888;
--card-bg: #2d2d2d;
--card-border: #444;
--bg-gradient-start: #1a1a1a;
--bg-gradient-end: #0d0d0d;
}
[data-theme="light"] {
--text-light: #1a1a1a;
--text-muted: #555;
--card-bg: #ffffff;
--card-border: #ddd;
--bg-gradient-start: #ffffff;
--bg-gradient-end: #f0f0f0;
}
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
color: var(--text-light);
line-height: 1.6;
min-height: 100vh;
}
.theme-toggle {
position: fixed;
top: 1rem;
right: 1rem;
z-index: 1000;
background: var(--btc-orange);
border: none;
border-radius: 50%;
width: 48px;
height: 48px;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
font-size: 1.5rem;
transition: transform 0.3s ease, background 0.3s ease;
box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.theme-toggle:hover {
transform: scale(1.1);
}
.container {
max-width: 900px;
margin: 0 auto;
padding: 2rem;
}
/* Header */
header {
text-align: center;
padding: 3rem 0;
border-bottom: 2px solid var(--btc-orange);
margin-bottom: 3rem;
}
.logo {
width: 120px;
height: 120px;
border-radius: 50%;
margin-bottom: 1.5rem;
border: 3px solid var(--btc-orange);
object-fit: cover;
background: var(--card-bg);
display: flex;
align-items: center;
justify-content: center;
font-size: 3rem;
}
h1 {
font-size: 2.5rem;
font-weight: 700;
margin-bottom: 0.5rem;
color: #fff;
}
[data-theme="light"] h1 {
color: #1a1a1a;
}
h1 span {
color: var(--btc-orange);
}
.subtitle {
font-size: 1.2rem;
color: var(--text-muted);
margin-bottom: 1.5rem;
}
/* Info Cards */
.info-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
gap: 1.5rem;
margin-bottom: 3rem;
}
.card {
background: var(--card-bg);
border-radius: 16px;
padding: 1.5rem;
color: var(--text-light);
box-shadow: 0 4px 20px rgba(0,0,0,0.15);
transition: transform 0.3s ease;
}
.card:hover {
transform: translateY(-5px);
}
.card h3 {
font-size: 1.1rem;
color: var(--btc-orange);
margin-bottom: 1rem;
display: flex;
align-items: center;
gap: 0.5rem;
}
.card p {
font-size: 1rem;
margin-bottom: 0.5rem;
}
.card a {
color: var(--btc-orange);
text-decoration: none;
font-weight: 600;
word-break: break-word;
}
.card a:hover {
text-decoration: underline;
}
/* Contact Links */
.contact-links {
display: flex;
gap: 1rem;
flex-wrap: wrap;
margin-top: 1rem;
}
.contact-btn {
display: inline-flex;
align-items: center;
gap: 0.5rem;
padding: 0.75rem 1.25rem;
background: var(--btc-orange);
color: #fff;
border-radius: 50px;
text-decoration: none;
font-weight: 600;
font-size: 0.95rem;
transition: all 0.3s ease;
}
.contact-btn:hover {
background: #e88a0f;
transform: scale(1.05);
}
.contact-btn.dark-text {
color: #1a1a1a;
}
/* Section Headers */
.section-header {
font-size: 1.8rem;
color: var(--text-light);
margin-bottom: 1.5rem;
padding-bottom: 0.5rem;
border-bottom: 2px solid var(--btc-orange);
display: flex;
align-items: center;
gap: 0.75rem;
}
.section-header .icon {
font-size: 1.5rem;
}
/* Event Card */
.event-card {
background: var(--card-bg);
border-radius: 20px;
padding: 2rem;
border: 2px solid var(--btc-orange);
margin-bottom: 2rem;
box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.event-date {
display: inline-block;
background: var(--btc-orange);
color: #fff;
padding: 0.5rem 1rem;
border-radius: 50px;
font-weight: 700;
margin-bottom: 1rem;
font-size: 1.1rem;
}
.event-card h3 {
font-size: 1.6rem;
color: var(--text-light);
margin-bottom: 1rem;
}
.event-card p {
font-size: 1.1rem;
margin-bottom: 0.75rem;
color: var(--text-light);
}
.event-card .highlight {
color: var(--btc-orange);
font-weight: 600;
}
.event-card a {
color: var(--btc-orange);
}
/* Nostr Embed */
#nostr-timeline {
margin-bottom: 3rem;
background: var(--card-bg);
border-radius: 16px;
padding: 1.5rem;
color: var(--btc-dark);
min-height: 100px;
overflow-wrap: break-word;
word-wrap: break-word;
}
#nostr-timeline a {
word-break: break-word;
}
.nostr-loading, .nostr-error {
text-align: center;
padding: 2rem;
color: var(--text-muted);
}
.nostr-loading .spinner {
display: inline-block;
width: 24px;
height: 24px;
border: 3px solid var(--card-border);
border-top-color: var(--btc-orange);
border-radius: 50%;
animation: spin 1s linear infinite;
margin-bottom: 0.5rem;
}
@keyframes spin {
to { transform: rotate(360deg); }
}
.nostr-error {
color: #e74c3c;
}
/* Past Events */
.past-events {
background: var(--card-bg);
border-radius: 16px;
padding: 1.5rem;
color: var(--btc-dark);
margin-bottom: 3rem;
}
.past-events ul {
list-style: none;
display: grid;
gap: 0.75rem;
}
.past-events li {
padding: 0.75rem 1rem;
background: rgba(128,128,128,0.1);
border-radius: 8px;
display: flex;
justify-content: space-between;
align-items: center;
font-size: 1rem;
color: var(--text-light);
}
.past-events .date {
color: var(--btc-orange);
font-weight: 600;
min-width: 120px;
}
.past-events a {
color: var(--text-light);
text-decoration: none;
}
.past-events a:hover {
text-decoration: underline;
}
/* Sats Section */
.sats-section {
background: var(--card-bg);
border-radius: 20px;
padding: 2.5rem;
text-align: center;
border: 2px solid var(--btc-orange);
color: var(--text-light);
box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.sats-section h2 {
font-size: 1.8rem;
color: var(--text-light);
margin-bottom: 1.5rem;
}
.sats-section p {
font-size: 1.1rem;
color: var(--text-muted);
margin-bottom: 1.5rem;
}
.qr-container {
display: inline-block;
padding: 1rem;
background: #fff;
border-radius: 16px;
margin-bottom: 1rem;
}
.qr-container img {
display: block;
}
.lnurl {
font-size: 0.9rem;
color: var(--text-muted);
word-break: break-all;
max-width: 250px;
margin: 0 auto;
}
.lnurl a {
color: var(--btc-orange);
text-decoration: none;
}
/* Footer */
footer {
text-align: center;
padding: 2rem 0;
color: var(--text-muted);
font-size: 0.9rem;
border-top: 1px solid var(--card-border);
}
/* Responsive */
@media (max-width: 600px) {
.container {
padding: 1rem;
}
h1 {
font-size: 1.8rem;
}
.past-events li {
flex-direction: column;
align-items: flex-start;
gap: 0.25rem;
}
.contact-links {
flex-direction: column;
}
.contact-btn {
justify-content: center;
}
}
</style>
</head>
<body>
<button class="theme-toggle" onclick="toggleTheme()" title="Toggle Dark/Light Mode">
<span id="theme-icon">🌙</span>
</button>
<div class="container">
<header>
<img src="https://image.nostr.build/19653bc1e8d05270a620992db27f765ef5ee642179cb020dd9d9a88951763035.jpg" alt="Bitcoin Biel/Bienne Logo" class="logo" onerror="this.style.display='none';this.nextElementSibling.style.display='flex';">
<div class="logo" style="display:none">₿</div>
<h1>Bitcoin <span>Biel/Bienne</span></h1>
<p class="subtitle">Every last Thursday of the Month in Biel/Bienne — All about Bitcoin tech</p>
<div class="contact-links">
<a href="https://t.me/+M3KFrnmQ3vRlMTE0" class="contact-btn" target="_blank" rel="noopener noreferrer">
<span>📱</span> Telegram
</a>
<a href="https://njump.me/nprofile1qqsz9vvsrq223q0vep5cj8k0p4h2gdxmaa96pnjjs4s6mf27g5cy5yq3hw2d9" class="contact-btn" target="_blank" rel="noopener noreferrer">
<span>⚡</span> Bitcoin Biel/Bienne
</a>
</div>
</header>
<div class="info-grid">
<div class="card">
<h3>📍 Location</h3>
<p><a href="https://www.p15.space" target="_blank" rel="noopener noreferrer">P15 CoWorking</a></p>
<p>Johan Aberli 15, 2503 Biel/Bienne</p>
<p><a href="https://www.openstreetmap.org/node/10210421015" target="_blank" rel="noopener noreferrer">OpenStreetMap</a></p>
</div>
<div class="card">
<h3>🕐 Schedule</h3>
<p><strong>18:30</strong> — Intro talks for Bitcoin explorers</p>
<p><strong>19:30</strong> — Specialists talk and workshops</p>
<p><a href="#upcoming-event">See Upcoming Event →</a></p>
</div>
</div>
<h2 id="upcoming-event" class="section-header">
<span class="icon">📅</span> Upcoming Event
</h2>
<div class="event-card">
<span class="event-date">Thursday, March 26, 2026</span>
<h3>Cashu: Introduction to E-Cash</h3>
<p><span class="highlight">18:30</span> — Bitcoin basic for beginners (on request)</p>
<p><span class="highlight">19:30</span> — Cashu: Introduction to private e-cash by <a href="https://primal.net/p/nprofile1qqsdmcway2x3nxpmxhcpls49zpsplswuy5upgdpyls924kz973q6xwsqcg7eq" target="_blank" rel="noopener noreferrer">Arándano</a> (English)</p>
<p><span class="highlight">CHF 12.--</span> (one drink included)</p>
<p>📍 <a href="https://www.p15.space" target="_blank" rel="noopener noreferrer">P15 CoNetWorking</a> — Johan Aberli 15, 2503 Biel/Bienne</p>
</div>
<h2 class="section-header">
<span class="icon">⚡</span> Latest from Nostr
</h2>
<div id="nostr-timeline">
<div class="nostr-loading">
<div class="spinner"></div>
<p>Loading from Nostr...</p>
</div>
</div>
<script type="module">
const PUBKEY = "22b1901814a881ecc869891ecf0d6ea434dbef4ba0ce528561ada55e45304a10";
const RELAYS = ["wss://nos.lol/","wss://relay.damus.io/","wss://relay.nostr.band/","wss://relay.snort.social","wss://relay.nostr.info"];
const LIMIT = 3;
const BECH = (function(){
const CHARSET='qpzry9x8gf2tvdw0s3jn54khce6mua7l';
function decodeBech(str){
const pos=str.lastIndexOf('1'); if(pos<1) return null;
const hrp=str.slice(0,pos); const dataStr=str.slice(pos+1);
const data=[]; for(let i=0;i<dataStr.length;i++){ const p=CHARSET.indexOf(dataStr[i]); if(p===-1) return null; data.push(p); }
return {hrp,data};
}
function convert(data, fromBits, toBits, pad=true){
let acc=0,bits=0,ret=[]; const maxv=(1<<toBits)-1;
for(let p=0;p<data.length;++p){ acc=(acc<<fromBits)|data[p]; bits+=fromBits; while(bits>=toBits){ bits-=toBits; ret.push((acc>>bits)&maxv); } }
if(pad){ if(bits) ret.push((acc<<(toBits-bits))&maxv); } else if(bits>=fromBits || ((acc<<(toBits-bits))&maxv)) return null;
return ret;
}
return {decodeBech,convert};
})();
function bechToBytes(bechPayload){
const arr = BECH.convert(bechPayload,5,8,false);
return arr ? new Uint8Array(arr) : null;
}
function bytesToBech(bytes, prefix){
const fiveBit = BECH.convert(Array.from(bytes), 8, 5, true);
if(!fiveBit) return null;
const CHARSET = 'qpzry9x8gf2tvdw0s3jn54khce6mua7l';
return prefix + '1' + fiveBit.map(i => CHARSET[i]).join('');
}
function hexToNevent(hexId){
const bytes = new Uint8Array(hexId.match(/.{1,2}/g).map(byte => parseInt(byte, 16)));
return bytesToBech(bytes, 'nevent');
}
function nprofileToHex(nprofile){
try{
console.log('[NostrWall] Decoding nprofile, length:', nprofile.length);
if (nprofile.length > 2000) {
console.log('[NostrWall] nprofile too long, skipping');
return null;
}
const d = BECH.decodeBech(nprofile);
if(!d || !d.hrp.startsWith('nprofile')) return null;
const bytes = bechToBytes(d.data);
if(!bytes || bytes.length<32) return null;
let i=0;
while(i < bytes.length){
const t = bytes[i++];
const l = bytes[i++];
if(t===0){
const pk = Array.from(bytes.slice(i,i+l)).map(b=>b.toString(16).padStart(2,'0')).join('');
console.log('[NostrWall] Extracted pubkey hex:', pk.slice(0,20)+'...');
return pk;
}
i += l;
}
return null;
}catch(e){ console.log('[NostrWall] nprofile decode error:', e.message); return null; }
}
function isNpub(s){
if (s.startsWith('nostr:npub')) s = s.slice(6);
return typeof s==='string' && s.startsWith('npub');
}
function isNprofile(s){
if (s.startsWith('nostr:nprofile')) s = s.slice(6);
return typeof s==='string' && s.startsWith('nprofile');
}
function stripNostrPrefix(token) {
if (token.startsWith('nostr:')) return token.slice(6);
return token;
}
function isHex64(s){ return /^[0-9a-f]{64}$/i.test(s); }
const metaCache = new Map();
const metaFetched = new Set();
const pendingRenders = new Map();
async function fetchWithRetry(url, timeout = 2000, retries = 2) {
for (let i = 0; i <= retries; i++) {
try {
const resp = await fetch(url, { signal: AbortSignal.timeout(timeout + i * 1000) });
if (resp.ok) return await resp.json();
} catch (e) { console.log('[NostrWall] Fetch attempt', i+1, 'failed:', e.message); }
}
return null;
}
async function fetchMetaHttp(hex) {
const apis = [
`https://api.nostr.band/v2/profiles/${hex}`,
`https://api.nostr.watch/profile/${hex}`,
`https://nostrapi.com/api/v1/profile/${hex}`,
`https://rbr.bio/api/profiles/${hex}`
];
for (const url of apis) {
try {
console.log('[NostrWall] Trying HTTP:', url);
const data = await fetchWithRetry(url);
if (!data) continue;
console.log('[NostrWall] HTTP response:', JSON.stringify(data).slice(0,200));
let m = null;
if (data.profile?.content) m = JSON.parse(data.profile.content);
else if (data.name) m = data;
if (m && (m.name || m.display_name)) {
console.log('[NostrWall] Parsed meta:', m);
metaCache.set(hex, m);
if (pendingRenders.has(hex)) {
console.log('[NostrWall] Firing', pendingRenders.get(hex).length, 'callbacks for', hex.slice(0,16));
pendingRenders.get(hex).forEach(cb => cb(m));
pendingRenders.delete(hex);
}
return;
}
} catch (e) { console.log('[NostrWall] HTTP error:', e.message); }
}
metaCache.set(hex, {});
console.log('[NostrWall] All HTTP APIs failed for', hex.slice(0,16));
}
async function fetchMetaViaWS(hex) {
if (metaCache.has(hex) && metaCache.get(hex)) return;
const subId = 'meta-' + Math.random().toString(36).slice(2);
const promises = RELAYS.map(url => new Promise((resolve) => {
try {
const ws = new WebSocket(url);
let done = false;
const cleanup = () => { if (!done) { done = true; ws.close(); resolve(); } };
ws.addEventListener('open', () => {
ws.send(JSON.stringify(['REQ', subId, {kinds:[0], authors:[hex], limit:1}]));
});
ws.addEventListener('message', (ev) => {
try {
const msg = JSON.parse(ev.data);
if (msg[0] === 'EVENT' && msg[2]?.kind === 0 && !done) {
const content = msg[2]?.content;
if (content) {
try {
const m = JSON.parse(content);
console.log('[NostrWall] WS meta for', hex.slice(0,16)+'...', m);
metaCache.set(hex, m);
if (pendingRenders.has(hex)) {
pendingRenders.get(hex).forEach(cb => cb(m));
pendingRenders.delete(hex);
}
} catch {}
}
}
} catch {}
});
setTimeout(cleanup, 2500);
} catch { resolve(); }
}));
await Promise.allSettled(promises);
}
function fetchMeta(hex, onLoaded) {
console.log('[NostrWall] fetchMeta called:', hex, 'hasCallback:', !!onLoaded);
if (metaCache.has(hex) && metaCache.get(hex)) {
if (onLoaded) onLoaded(metaCache.get(hex));
return;
}
if (onLoaded) {
if (!pendingRenders.has(hex)) pendingRenders.set(hex, []);
pendingRenders.get(hex).push(onLoaded);
}
if (!metaFetched.has(hex)) {
metaFetched.add(hex);
fetchMetaViaWS(hex).then(() => fetchMetaHttp(hex));
}
}
function shortHex(hex){ return hex.slice(0,12)+'...'+hex.slice(-8); }
function maxLength(str, len){ return str.length > len ? str.slice(0, len-3)+'...' : str; }
function makeProfileLinkFromHex(hex, fallbackDisplay){
console.log('[NostrWall] makeProfileLinkFromHex:', hex);
const id = fallbackDisplay || escapeHtml(shortHex(hex));
const display = maxLength(id, 60);
fetchMeta(hex, (meta) => {
console.log('[NostrWall] Callback for', hex, 'meta:', meta);
if (meta && (meta.name || meta.display_name)) {
const link = document.querySelector(`a[data-hex="${hex}"]`);
console.log('[NostrWall] Updating link to:', meta.name || meta.display_name);
if (link) {
link.textContent = maxLength(escapeHtml(meta.name || meta.display_name), 60);
}
}
});
return `<a href="https://primal.net/p/${hex}" target="_blank" rel="noopener noreferrer" data-hex="${hex}" style="color: #f7931a; word-break: break-word;">${display}</a>`;
}
function makeNpubLink(npub){
const hex = npubToHex(npub);
const display = maxLength(escapeHtml(npub.slice(0, 30) + '...'), 60);
fetchMeta(hex, (meta) => {
if (meta && (meta.name || meta.display_name)) {
const link = document.querySelector(`a[data-hex="${hex}"]`);
if (link) {
link.textContent = maxLength(escapeHtml(meta.name || meta.display_name), 60);
}
}
});
return `<a href="https://primal.net/p/${npub}" target="_blank" rel="noopener noreferrer" data-hex="${hex}" style="color: #f7931a; word-break: break-word;">${display}</a>`;
}
function npubToHex(npub){
try{
const d = BECH.decodeBech(npub);
if(!d || !d.hrp.startsWith('npub')) return npub;
const bytes = bechToBytes(d.data);
if(!bytes) return npub;
return Array.from(bytes).map(b=>b.toString(16).padStart(2,'0')).join('');
}catch(e){ return npub; }
}
function escapeHtml(s){ return String(s||'').replaceAll('&','&').replaceAll('<','<').replaceAll('>','>'); }
function processContent(text){
return escapeHtml(text)
.replace(/(nostr:)?(nprofile[0-9a-z]+|npub[0-9a-z]+|\b[0-9a-f]{64}\b)/ig, (m)=>{
let token = m.trim();
if (token.startsWith('nostr:')) token = token.slice(6);
if(isNprofile(token)){
const hex = nprofileToHex(token);
if(hex) return makeProfileLinkFromHex(hex, token.slice(0, 20) + '...');
console.log('[NostrWall] Failed to decode nprofile:', token.slice(0,50));
// Direct link to primal without decoding
const short = token.slice(0, 24) + '...';
return `<a href="https://primal.net/p/${token}" target="_blank" rel="noopener noreferrer" style="color: #f7931a; word-break: break-word;">${short} 🔒⚡</a>`;
}
if(isNpub(token)){
return makeNpubLink(token);
}
if(isHex64(token)){
return makeProfileLinkFromHex(token.toLowerCase());
}
return escapeHtml(token);
})
.replace(/\n/g,'<br>');
}
function createItem(ev){
const time = new Date(ev.created_at*1000).toLocaleString();
const noteLink = `https://primal.net/e/${ev.id}`;
const meta = metaCache.get(PUBKEY);
const initialName = meta && (meta.name || meta.display_name) ? escapeHtml(meta.name||meta.display_name) : escapeHtml(shortHex(PUBKEY));
const authorLinkHtml = `<a href="https://primal.net/p/${PUBKEY}" target="_blank" rel="noopener noreferrer" data-author="true" style="color: #f7931a; word-break: break-word;">${maxLength(initialName, 80)}</a>`;
fetchMeta(PUBKEY, (m) => {
if (m && (m.name || m.display_name)) {
const link = document.querySelector(`a[href="https://primal.net/p/${PUBKEY}"][data-author="true"]`);
if (link) {
link.textContent = maxLength(escapeHtml(m.name || m.display_name), 80);
}
}
});
const contentHtml = processContent(ev.content||'');
const html = `
<article id="note-${ev.id}" style="padding:12px;border-bottom:1px solid var(--card-border)">
<div style="font-size:0.85rem;color:var(--text-muted);margin-bottom:6px">${time} — ${authorLinkHtml}</div>
<div style="margin-bottom:8px;line-height:1.4;color:var(--text-light);word-break:break-word">${contentHtml}</div>
<div style="display:flex;gap:8px">
<button data-action="reply" style="padding:6px 10px;border:1px solid var(--card-border);background:var(--card-bg);border-radius:6px;cursor:pointer;color:var(--text-light)">Reply</button>
<button data-action="boost" style="padding:6px 10px;border:1px solid var(--card-border);background:var(--card-bg);border-radius:6px;cursor:pointer;color:var(--text-light)">Boost</button>
<button data-action="zap" style="padding:6px 10px;border:1px solid var(--card-border);background:var(--card-bg);border-radius:6px;cursor:pointer;color:var(--text-light)">Zap</button>
<a href="${noteLink}" target="_blank" rel="noopener noreferrer" style="margin-left:auto;color:#f7931a;text-decoration:none;font-size:0.9rem">Open in Primal</a>
</div>
</article>`;
const div = document.createElement('div');
div.innerHTML = html;
const node = div.firstElementChild;
node.querySelector('button[data-action="reply"]').addEventListener('click', ()=> window.open(noteLink+'?reply=1','_blank','noopener'));
node.querySelector('button[data-action="boost"]').addEventListener('click', ()=> window.open(noteLink+'?boost=1','_blank','noopener'));
node.querySelector('button[data-action="zap"]').addEventListener('click', ()=> window.open(noteLink+'?zap=1','_blank','noopener'));
return node;
}
const container = document.getElementById('nostr-timeline');
const seen = new Set();
fetchMeta(PUBKEY);
let loaded = false;
let timeoutId = setTimeout(() => {
if (!loaded) {
container.innerHTML = '<div class="nostr-error">Unable to load from Nostr. <a href="https://primal.net/p/' + PUBKEY + '" target="_blank" rel="noopener noreferrer" style="color:#f7931a">View on Primal</a></div>';
}
}, 5000);
RELAYS.forEach(url=>{
try{
const ws = new WebSocket(url);
ws.addEventListener('open', ()=> {
loaded = true;
clearTimeout(timeoutId);
ws.send(JSON.stringify(['REQ','sub-'+Math.random().toString(36).slice(2),{kinds:[1],authors:[PUBKEY],limit:LIMIT}]));
});
ws.addEventListener('message', e=>{
try{
const msg = JSON.parse(e.data); if(msg[0] !== 'EVENT') return;
const ev = msg[2]; if(ev.kind!==1) return;
if(seen.has(ev.id)) return; seen.add(ev.id);
const node = createItem(ev); container.appendChild(node);
while(container.querySelectorAll('article').length > LIMIT) container.removeChild(container.firstElementChild);
}catch(_){}
});
}catch(_){}
});
</script>
<h2 class="section-header">
<span class="icon">📜</span> Past Events
</h2>
<div class="past-events">
<ul>
<li><span class="date">29.05.2025</span><span>Bitcoin, on reprend les bases.</span></li>
<li><span class="date">24.04.2025</span><span>mempool (by bitcoin-schweiz.ch)</span></li>
<li><span class="date">27.03.2025</span><span>LNbits (by Eluc)</span></li>
<li><span class="date">28.11.2024</span><span>Bitcoin vs. Privacy: FIGHT!</span></li>
<li><span class="date">26.09.2024</span><span>Silent Payments / Zero-Knowledge Proofs</span></li>
<li><span class="date">29.08.2024</span><span>Lightning Network</span></li>
<li><span class="date">30.05.2024</span><span>Bitcoin et Ecologie (Table ronde)</span></li>
</ul>
</div>
<h2 class="section-header">
<span class="icon">🎨</span> Projects & Ideas
</h2>
<div class="card" style="margin-bottom: 3rem;">
<p>Suggest and vote for projects and ideas</p>
<a href="https://github.com/silent-nox/silent-nox.github.io/issues/new/choose" class="contact-btn dark-text" style="margin-top: 1rem;" target="_blank" rel="noopener noreferrer">
<span>📝</span> Give Feedback
</a>
</div>
<div class="sats-section">
<h2>⚡ Sats help us to continue</h2>
<p>Scan with any Lightning wallet to support our meetups</p>
<div class="qr-container">
<img src="https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=LNURL1DP68GURN8GHJ7AMPD3KX2AR0VEEKZAR0WD5XJTNRDAKJ7TNHV4KXCTTTDEHHWM30D3H82UNVWQHKSATJWF5K2ERNW3EX2CTD8Q6S9M03Y9" alt="Lightning QR Code">
</div>
<p class="lnurl">
<a href="lightning:LNURL1DP68GURN8GHJ7AMPD3KX2AR0VEEKZAR0WD5XJTNRDAKJ7TNHV4KXCTTTDEHHWM30D3H82UNVWQHKSATJWF5K2ERNW3EX2CTD8Q6S9M03Y9">https://www.bitcoin-biel.ch/</a>
</p>
</div>
<footer>
<p>Made with ⚡ for the Bitcoin community</p>
</footer>
</div>
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(function() {
const html = document.documentElement;
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