Your friends will kill you for pranking them with this aggravating YouTube trick

Developer Stephen Downward is an evil genius: he’s figured out a way to prank friends and enemies alike with a sneaky little Chrome extension that will drive victims up the wall. The innocuously named ‘Chrome Engine’ extension slows down YouTube video playback by 1 percent each day until it reaches 70 percent of the original speed. Install it on a friend or co-worker’s computer and watch them rip their hair out as they struggle to figure out what’s wrong with their