Check out Doug Foxgrover's photos on the right. Is this crazy? Is this manageable? Yes. Don't normally do everything at the same time! Centralized tools may be better for synchronous - no seamless way to bring in external chatters Centralists had live chat with person in China. IM is back channel. D'arcy wants more in classroom. It's more about want the students are doing not what's going on in the front. If you are worried about what your students are SMSing, etc, your class probably sucks!