Counterpoint: External CSS stylesheets can be cached, saving future requests, but inlined CSS must be re-downloaded each time and you lose all the benefit of caching the styles independently from the document. Depending on the size of the CSS, there's a tradeoff.
Here's a nickel, kid. Go read about the other parts of the world, where people aren't as coddled, and a 2-second HTTP request isn't astonishingly slow.
