The hover. The hover makes this all so amazing! (Aka, feel free to look below, but go to the comic.)
Even if you don't regularly read XKCD or watch the Olympics, if you've paid any attention to swimming in the last decade or so. It is totally worth it.
I'm about to head out again. Stupid appointments at 7:30 a.m. mean leaving the house often by 6. *yawn*
