Too many distributions

It is the time to merge distributions. The developers can do less work to maintain the different between distributions and users also like it. GNU system allow many and many branch. But, too many branch will cause less movement. The survives are not more than 4 distributions. The core platform is the same and have many options to add many features. The key innovations in the various distributions are included as the new options of the survived distributions. The distributions developer develop migration flow to easy migrate from the original distribution to the survived distributions. The linux world will be better.