HTML5 is great. Everyone thinks so. You just can't wait until the web has enough support for it, right? Well, there are plenty of tools you can use to make that dream a reality. Learn how to build on the HTML5 stack without looking behind your back the whole time. Modernizr provides the ideology behind doing this. Yepnope (Modernizr.load) provides the means for making it fast, and the polyfills do all the hard work to make your app consistent and beautiful... today.