Everyone hates Flash, right? You have to install a plug-in, it's resource intensive, it doesn't work on mobile, and it causes all sorts of
security problems. YouTube has been working on ridding itself of Adobe's ancient Web plug-in for several years now, and while the whole site has been slowly transitioning away from Flash, today
YouTube announced that it finally serves HTML5 video by default. Users of Chrome, IE 11, Safari 8, and "beta versions of Firefox" will all have a Flash-less experience.