From now on, any video you upload to YouTube will be transcoded into Google's WebM codec, joining the "videos that make up 99% of views on the site or nearly 30% of all videos." Google explains it to the non-tech savvy folk like so:
Gizmodo · Kat Hannaford
Anonymous and Team Poison Join Forces For OpRobinHood to Target Banks and Give to Charities
Kinja is in read-only mode. We are working to restore service.