OVC - One Video Control is a Chrome extension that provides a 'video controller' for every video you are watching using chrome browser on your computer.
Using OVC - One Video Control you can easily speed up or slow down any video on the web,
You can pop out videos from the browser and play them in picture in picture mode (pip)
You can do much more :), to see a demo of some of the features, head up to the Features page
for now, here is a quick demo: