YouTube video in HTML5

Question

How do I play a YouTube video in HTML5?

Answer 1

This is probably what you're looking for: Force HTML5 youtube video

HTML5 video may play if the user has opted in:

HTML5-by-defualt video - notice the ?html5=1:

The "HTML5" way of doing video would be to use a tag. This post shows that it can be done, but it doesn't look like the best option. Show Youtube video source into HTML5 video tag?