174 bars at 175 BPM -- fast, and 3:57 of it without a break -- on crash, ride, hi-hat, snare, high tom, mid tom and kick.
79 out of 100: demanding, mostly on how many notes a second it asks for.
snare through bar 1, ride through bars 2-7, snare through bars 8-22, hi-hat through bars 23-26, snare through bars 27-29 and hi-hat through bars 30-36, and 19 more changes after that.
The beat the song is built on is one bar, played through bars 12, 14-15 and 20, and 17 more places -- 25.3% of every bar the kit plays. That is the spine of it; everything else is what happens around it.
81
1.......2.......3.......4.......
HH |o-------o-------o-------o-------|
SD |----------------x---------------|
BD |x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-|18 fills to learn, played 55 times: bars 1, 8, 9, 10, 11, 13 and 49 more.
It cuts the song into 60 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.
175 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 68 out of 100; the rest of the number is everything around it.
174 bars, about 3:57 at the written tempo. The course breaks it into 60 exercises over 25 sittings, about 24 minutes each.
crash, ride, hi-hat, snare, high tom, mid tom and kick. That is most of a full kit; the part moves around it rather than sitting in one place.
18 fills to learn, played 55 times: bars 1, 8, 9, 10, 11, 13 and 49 more.