YouTube HTML5 Video Player
If you are running Safari 4, Google Chrome, or Internet Explorer with Chrome Frame installed, you can take a look at the future of video delivery on the web. HTML5 is now supported by YouTube. You’ll need to opt-in as it is experimental. So far, it seems to work fine for me.
I’m curious how performance/stability will be compared to Flash so I am checking it out. If you are interested in doing the same, click the link.