We're past the honeymoon period of HTML5 by now. The excitement of inflated promises is over and we start wondering what to do – use HTML5 or just build an iOS app instead? In this talk Chris Heilmann of Mozilla will show what HTML5 is really good for, what its problems are, what causes a lot of these problems and how new operating systems like Firefox OS work and conversion tools like PhoneGap work around these issues. You'll see the now of HTML5 and what is cooking in the kitchens of browser makers and standards bodies that will developing and deploying apps cross-platform much easier than it is now. We have a lot of tools at our disposal, we simply need to dare to use them.