Yahoo and Microsoft Test IM Interoperability
Yahoo Inc. and Microsoft Corp. on Thursday said they have opened their instant-messaging networks to each other in a limited public test.
The two companies will begin by offering up the new open messaging networks to users with the latest version of Windows Live Messenger and Yahoo Messenger. This test phase is meant to ensure the networks can handle the combined accounts of approximately 350 million worldwide, the companies said in a statement.
Last year, Yahoo and Microsoft agreed to connect users of their instant-messaging services worldwide. The announcement followed Google Inc.'s launch of Google Talk, which is based on an open standard and has about 811,000 users.
...