Like I said in my previous article, all information about HTML5 is way too big to put into one blog article. We first looked at what HTML5 microdata can do for us, and today we’ll dive into another feature W3C added to their HTML specification. It’s called custom data attributes (by developers mostly referenced as data-* attributes), and I’ll explain what it is and what problems it fixes for us. The data-* attributes are extremely useful, especially for JavaScript developers. …