Good idea. Thanks. We're also working to solve the problems by keeping the design as intuitive as possible. Media sharing should be just a question of dragging and dropping the file in to the channel posting box (we're going to work on this frontend bit next).

The java server (https://github.com/buddycloud/buddycloud-server-java) is nearly feature complete and being implemented by a company called Surevine who plan on using it for "enterprise" customers.