Ehm Docker did not invent anything. They polished an existing technology and made it better (not that it's a wrong thing). Many companies / teams do this. And

Ehm Docker did not invent anything. They polished an existing technology and made it better (not that it's a wrong thing). Many companies / teams do this. And btw this is a big problem in OSS. We have a lot of good stuff and underpaid people / teams / companies. Because of OSS zealots and leeches.