Google Talk to replace all line telephones?

From: Tanki <5191...@gmail.com>
Subject: Google Talk to replace all line telephones?

Google Talk is a software of instant messaging and especially offers
the following features:
- Instant messaging: chat with all your contacts, Google Talk and real-
time Gmail.
- Free vocal calls from PC to PC: you can call free of charge the
persons who possess the Google Talk customer when they are connected.
- Sending and reception of vocal messages: if the person whom you call
is not available, you can leave a vocal message.
-Immediate announcements of Gmail on your desk: when you are connected
to Google Talk, you are warned of the reception of new messages in
Gmail.