The following lines were added (+) and removed (-):
Not all of the HTML5 changes are positive. Although it is positive to do away with frameset, HTML5 changes to iframe are bad in that they force CSS onto the developer. The Nerds behind this stuff want to shove as much CSS on developers as possible. The original intent of the web was to allow flexibility in creating a pure HTML web site. HTML5 nerds want to force CSS on us. We learn that iframe no longer allows you to specify width and height as attributes in the tag. Instead, this is all handled with CSS.