My favorite tools to optimize Visual Studio for webdev

http://blogs.msdn.com/b/belux/archive/2011/09/12/my-favorite-tools-to-optimize-visual-studio-for-webdev.aspx

10 Essential Differences Between HTML4 and HTML5

http://www.developerdrive.com/2011/08/10-essential-differences-between-html4-and-html5/