Talkshow, the social network for public texting, is shutting down

Six months after its launch, startup Talkshow is shutting down. The mobile app, from former Twitter executive Michael Sippey, let users group text in public, so any number of users could drop in and view the conversation. It was a little bit like Twitter in that respect, but it gave users a lot more control over who could join the chat. This had the effect of making Talkshow a more intimidate and personal place to exchange ideas or just goof off with friends and other personalities in your socia