HTML5 has been around for awhile but it seems to have become much more of a force over the last couple of years. The HTML5 Doctor blog has a great overview for a general audience: HTML5 Briefing Notes for Journalists and Analysts

I admit to not being entirely up to speed with HTML5 and related technologies. I’ve tried my hand at some SVG but haven’t delved into CSS3 or any of the game and animation enhancements. I’m pretty interested in expanding my knowledge in this area and I’m hoping to put together some after-hours experimental apps to try some of this stuff out.

I was interested in the discussion at the end of the article about the relationship between HTML5 and native phone apps. It seems like HTML5 is a better learning investment than iOS or Android as it targets all platforms.