The chicken and egg problem can be pretty frustrating with an app like this. There needs to be a critical mass of users in a certain area for it to be reliable, which is easier in some places than others. Best of luck though.
One option for a location-aware system like this: the chatroom-defining radius could be adjusted elastically to make it so there are always enough people to chat with, even if the nearest is many miles away.
true! right now im targeting college freshman. if it catches on in the dorms i think itll work.