Me too. After about 5 seconds all I could think about was whether it was gonna be a shark jumping out of the water at me, a big fat seagull coming for me, or just some random screaming crazy jumping in from the side of the screen.
Even worse than rickrolling: it's facebook whoring (Like it! 2755 likes! Register to see what your friends like! Spread the calm! [twitter logo] [facebook logo]) which I find quite jarring.
2. I stopped because I became paranoid that with 0:15 seconds, the website was going to rick-roll me.