Ruby off the Rails: Code library yanked over license blunder, sparks chaos for half a million projects

Devs scramble for replacement mimetype data package

On Wednesday, Bastien Nocera, the maintainer of a software library called shared-mime-info, informed Daniel Mendler, maintainer of a Ruby library called mimemagic, which incorporates Nocera's code, that he was shipping mimemagic under an incompatible software license.…

from The Register