160 bars at 170 BPM -- fast, and 3:42 of it without a break -- on crash, ride, hi-hat, snare, high tom, mid tom, floor tom and kick.
79 out of 100: demanding, mostly on how many notes a second it asks for.
snare through bars 1-25, ride through bars 26-32, snare through bars 33-42, hi-hat through bars 43-46, ride through bars 47-62 and toms through bars 63-64, and 12 more changes after that.
The beat the song is built on is one bar, played through bars 1-3, 5 and 7, and 9 more places -- 10.1% of every bar the kit plays. This one moves around more than most: the beat is where to start, not the whole job.
1
1...............2...............3...............4...............
CC |x---------------x---------------x---------------x---------------|
SD |--------------------------------x-------------------------------|
BD |x---------------x-----------------------x-------x-------x-------|19 fills to learn, played 29 times: bars 9, 18, 28, 30, 35, 42 and 23 more.
It cuts the song into 64 exercises -- the grooves, the fills, and the joins between sections, which is where players actually come off -- and puts them in the order a teacher would. Each one opens on a reduction you can already play and adds the notes back a rung at a time, with a tempo to reach and a gate to pass before the next.
170 BPM, in 4/4, with the time kept in thirty-second notes. At that speed the thirty-second notes are the whole difficulty, so the room will take it down to a quarter of it and climb back.
79 out of 100: demanding, mostly on how many notes a second it asks for. The beat itself is 41 out of 100; the rest of the number is everything around it.
160 bars, about 3:42 at the written tempo. The course breaks it into 64 exercises over 20 sittings, about 27 minutes each.
crash, ride, hi-hat, snare, high tom, mid tom, floor tom and kick. That is most of a full kit; the part moves around it rather than sitting in one place.
19 fills to learn, played 29 times: bars 9, 18, 28, 30, 35, 42 and 23 more.