diff --git a/.DS_Store b/.DS_Store
index cfd67ec3..5e04b6a5 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/tech_story b/tech_story
new file mode 160000
index 00000000..5977ca28
--- /dev/null
+++ b/tech_story
@@ -0,0 +1 @@
+Subproject commit 5977ca28043f8425aaba3e5f3c47403511246371