Google shutting down XMPP interoperability is a sad sign of the age of communication silos

Edit (2018-10-16): I just discovered that this blog and moved to a self-hosted website: I’ve updated all the links in this post. Psy-Q’s Braindump Google just shut down the last piece of Google Talk, killing XMPP. This means that people using standards-based open and interoperable chat systems can no longer talk to their friends who use Google’s proprietary and closed chat system, Hangouts. For