181 bars, 11:08, at 65 BPM: slow enough that every note is exposed. Hi-hat, snare and kick and nothing else.
The beat the song is built on is one bar, played through bars 21-35, 37-83 and 85-181 -- 91.4% of every bar the kit plays. Learn that one and the song is very nearly finished.
181 bars across 9 sections: 173 keep time and 7 are silent. The longest unbroken stretch of time is bars 22-181.
65 BPM, in 4/4, with the time kept in sixteenth notes. Slow enough to hear every mistake, which is why the room lets you sit at the written tempo rather than under it.
21 out of 100: straightforward, and the one thing to watch is how many limbs land on the same note. The beat itself is 11 out of 100; the rest of the number is everything around it.
181 bars, about 11:08 at the written tempo. The course breaks it into 4 exercises over 2 sittings, about 16 minutes each.
hi-hat, snare and kick. Three pieces and no more -- this one is playable on almost anything with a kick, a snare and something to keep time on.