Why you shouldn't use WordPress.com
"We are definitely mindful of making everything more customizable for our users, but at the same time we don't want people to have to look at HTML and CSS code, which is antithetical to the purpose of WordPress.com. "
Well then. Using a blog that I can't edit or customize beyond basic template choosing is antithetical to my purpose for blogging. Why take away something most bloggers will look to do? Why limit my potentail?