Facebook is a scary example. Facebook is 1% open source contributions funded by 99% proprietary walled garden. Scaled down to something like rubinius, the scal

Facebook is a scary example. Facebook is 1% open source contributions funded by 99% proprietary walled garden. Scaled down to something like rubinius, the scale fraction would be something like working a proprietary company/job all year and writing some open source on vacation days.