One of Apple's favorite developers just left the Mac App Store
 

Bohemian Coding has pulled its popular design app Sketch from the Mac App Store. In a blog post, it cites numerous reasons for the switch, "many of which in isolation wouldn't cause huge concern." The main culprits are the time between an app update...

http://www.engadget.com/2015/12/02/b...mac-app-store/