Mashtraxx is a system for music lovers, gamers and everyone. Mash your favourite music tracks to satisfy dynamic briefs, which can be generated by applications that will sync music to videos for YouTube, Vimeo, Flickr, Vine and Instagram. Video gamers can dynamically edit users? music collections as they play, adapting the music to the mood and pace of the game. Chill out or speed up. Whatever you do, your music follows.