2) lower-heeled dance shoes. Ach, my feet. They cry.
3) a DDR set. Or an unlimited pass to Ross's, whichever.
....except, for me, substitute internet for wikipedia. XKCD being full of truth again
So my friend ChadLeeezard recently pointed me at this: a brilliantly silly demonstration of different sorting algorithms via folk dance...no…
... thank you, xkcd. (I'm a little behind on my webcomics, so this one has been up since last week.)