Quote Originally Posted by funkSTAR View Post
Qt is not secured to be copyleft(free software).
If a GPL/LGPL version of Qt were ever discontinued, it would be released under an FSF-approved license of the KDE Free Qt Foundation's choosing, and all of them are KDE people.

So any effort to close Qt would result in a GPL version, PLUS a BSD version. The BSD version would kill closed-source Qt development in its tracks. It's a really good agreement, actually.