Good analysis, I think you're right. Not having to sign into a service is a great way to get people to at least try it out; I've noticed some others start-ups d

Good analysis, I think you're right. Not having to sign into a service is a great way to get people to at least try it out; I've noticed some others start-ups doing this (Staticloud comes to mind) and I hope it's a trend that continues. Google needs to consolidate it's messaging offering. Right now it has Google Talk, Google Voice, Google+ Huddles, and up until a few months ago, Disco.