Crap, GPL Questions Once Again

Recently, someone sent me a private message on the BuddyPress.org community network. They had joined WPMU DEV and acquired all of their premium plugins. They wanted to know it they could, "release those plugins all to the buddypress / wp mu community without consequences."

I wrote a response but decided to share it here as I periodically receive similar DMs, PMs, and emails. So, the next time that someone asks my opinion on this issue, I can simply point them to this post and be done with it.

A...