More News From ReadWriteWeb What We Use A Tour of RWW Desktops Mac PC Three Places To Shop For Android Apps How Confusing Why Platforms Are Letting Us Down And What They Should Do About ItHealth 2 0 Rules of EngagementOpenID Day Coming Soon for MySpace Find More Users on Google Talk Google Talk is probably one of the few messaging clients that doesn’t have a way for you to interact with other Google Talk users unless you know their email address.