DogFood

Sam Ruby initiates an interesting thread on public-html:

I took a stab at converting the front page of my weblog to use more 
features from html5.  You can see the results here:

   http://intertwingly.net/blog/index.html5

But this is clearly just the start.  At the present time, 
html5.validator.nu conformance checking tool identifies a gross number 
of errors:

   http://tinyurl.com/2wywpp

For more info on Henri Sivonen's validator.nu service, see About Validator.nu.