As was mentioned in the main AWS move thread.
There are cases of Spontaneous disconnect
PHP Warning: socket_read(): unable to read from socket : Connection reset by peer [hidden] PHP Warning: socket_write(): unable to write to socket : Broken pipe in [hidden]
This again occurred at 10:51 BST today.
My bots were receiving Chat into their respective chat logs, and then suddenly stopped.
So I appear to be ping/ponging correctly, but something appears to have Shutdown the Connection (IRC Port 6667), from the Twitch AWS side.
I suppose in theory it could be Twitch dropping a server out of the load balancer and not shunting my connection to a active chat server behind the LB. But thats just a theory.