I think twiddla is a very promising service. I support online annotation, sketching, and even real time audio chats. And All these things work in the web browser without plugin. This is somewhat similar with the conceptshare and sharedcopy.
Rankrz of this item
I think twiddla is a very promising service. I support online annotation, sketching, and even real time audio chats. And All these things work in the web browser without plugin. This is somewhat similar with the conceptshare and sharedcopy.