Decline of the GPL ? Possible, but it will eventually revert. Why ? Because companies just use permissive license because they don't want to loose their monopoly and the handful of users who will demand source so that they can be free. The increases of MIT is like said partly due to companies. For example Microsoft contributing to openbsd or the linux kernel for their Azure solutions. But it's also due about misconceptions of the GPL. Most people haven't read the licenses or don't understand them. If a company spread the word to their developer that the GPL isn't a good businesses model because it focus on "purity and batcave" of course permissive license won't be appreciated. Permissive licensing will bring problems and already has, android being the most famous one. Developers are users too, that's something that we often forget because we know how to compute. If the restrictions that permissive license brings with them began to influence develope…