Firefox 47 adds more support for video copy protection

Mozilla today released Firefox 47, which sports multiple under-the-hood changes, several to its ability to play video, and one user experience (UX) enhancement to the browser's synchronization service.
Users who sync Firefox on Windows and Linux PCs, Macs, and Android smartphones -- but not iOS-powered iPhones or iPads -- now see all open tabs on all devices in the sidebar of the desktop browser. Previously, synced tabs were shown in a separate frame, not the sidebar, which has primarily been f