I learned about this in a post by Shawn Merdinger to the VOIPSEC Mailing List. It's a Google Tech Talk going way back to the beginning of what we now call "VoIP." The presentation is by Danny Cohen and Stephen Casner. It's…
Truphone issued a couple of press releases today. The first release announces full interoperability of IM with MSN Messenger, Yahoo! Messenger and GoogleTalk in its iPod Touch and iPhone applications. They have also integrated Twitter into the TruFriends view of the Truphone application.
In the case of GoogleTalk users can also make and receive voice calls using the Truphone application. Similar voice capability is in the work for users of MSN Messenger and Yahoo! Messenger.
New York Times Gadget Guru David Pogue gives a presentation including VoIP, VoWifi, Skype, T-Mobile, voice mail, cell carriers Apple, the iPhone and Google. He's funny, too!