I'm working on a web based movie sequencer with special effects as a side project right now and the development of this thing is absolutely doomed. There are to

I'm working on a web based movie sequencer with special effects as a side project right now and the development of this thing is absolutely doomed. There are tons of problems on this path (codec/browser compatibility, browser bugs, slow performances, firefox unable to go to a desired time fast enough during render, etc.)