I wrote about it a while ago as well. My solution is to use AviSynth. And I created examples of how a lecture sounds like from 1x to 3x. "How to Save Time by W

I wrote about it a while ago as well. My solution is to use AviSynth. And I created examples of how a lecture sounds like from 1x to 3x. "How to Save Time by Watching Videos at Higher Playback Speeds" http://www.catonmat.net/blog/how-to-save-time-by-watching-videos-at-higher-playback-speeds/ http://www.catonmat.net/blog/how-to-save-time-by-watching-vi...