Vimeo get a new player. Three new and main stuff that player supports: Captions, Subtitles and On Demand payments. It is based on HTML5 code and use a flash a little bit. New speed performance: fast load. Subtitles are very important for filmmakers. YouTube has this option long time ago. Available only on Vimeo pro. To add captions or subtitles to your video, go to your video’s advanced settings and click Upload a (subtitle) caption file. Support these files (formats) at the moment: SRT, WebVTT, DFXP/TTML, SCC, and SAMI.