it seems that readme file needs updating

[wrobell]

Is this still valid?

zmq.asyncio.ZMQEventLoop cannot be combined with other loop implementations (most notable is ultra fast uvloop).

It uses internal ZMQ Poller which has fast ZMQ Sockets support but doesn't intended to work fast with many (thousands) regular TCP sockets.

see zeromq/pyzmq#1021

[bmoscon]

also see https://github.com/zeromq/pyzmq/blob/master/zmq/asyncio/__init__.py#L69

class ZMQEventLoop(SelectorEventLoop):
    """DEPRECATED: AsyncIO eventloop using zmq_poll.
    pyzmq sockets should work with any asyncio event loop as of pyzmq 17.
    """