HTML 5, Flash, and Silverlight

I was just reading the blog entry below by Evgenios Skitsanos. The article’s title is probably overstating the case, but it’s still interesting to consider the possibilities that HTML 5 may one day bring to the browser world:

HTML 5: Could it kill Flash and Silverlight?

 “HTML 5, a groundbreaking upgrade to the prominent Web presentation specification, could become a game-changer in Web application development, one that might even make obsolete such plug-in-based rich Internet application (RIA) technologies as Adobe Flash, Microsoft Silverlight, and Sun JavaFX.”