http://profy.com Internet news and commentary Mon, 01 Dec 2008 17:20:25 +0000 http://backend.userland.com/rss092 en I have been using Twitter for a while now, and it is quite a useful tool. I don't know that it is an indispensable utility that I depend on, but it does help generate short conversations and has many other helpful uses. With any new communication tool that pops ... http://profy.com/2008/05/07/whats-considered-spam-on-twitter/