Google is getting closer and closer to merging voice with hangout as you can now make calls (well in a few days when the update rolls out) through hangout. The rumored "babel" is starting to look closer to becoming a reality. Be interesting to see if they can continue to improve hangout. For starters how about bringing back all the contacts on the chat list.
You Can Now Make Calls in Google Hangouts, Continues to be the Future of Google Voice ? Droid Life
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