Finally, something worthy of shaking us from our August blogging slumber: Google talk - not only a potential Skype killer (who just announced a developer tools programme), but also an open source play on the strangely closed world of Instant Messaging protocols, because they have adopted Jabber. Although a Windows only native client, the system works with iChat, Adium and other popular client software.

More coverage below:

• ZDNet mentions plans for integration with telephone handsets


• The FT puts it in context


• More coverage on Google News


• Useful links from 2lmc spool

This could be big!