167 bars at 170 BPM -- fast, and 3:55 of it without a break -- on crash, hi-hat, snare, mid tom, floor tom and kick.
69 out of 100: demanding, mostly on how many notes a second it asks for.
silence through bars 1-8, snare through bars 9-54, hi-hat through bars 55-59, snare through bars 60-75, silence through bars 76-115 and snare through bars 116-129, and 4 more changes after that.
The beat the song is built on is one bar, played through bars 100-106, 108-110 and 112-114, and 16 more places -- 20% of every bar the kit plays. This one moves around more than most: the beat is where to start, not the whole job.
117
1...........2...........3...........4...........
CC |x-----------x-----------x-----------x-----------|
SD |------------------------x-----------------------|
BD |x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-|5 fills to learn, played 6 times: bars 7, 26, 55, 59, 60 and 115.
It cuts the song into 37 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.
69 out of 100: demanding, mostly on how many notes a second it asks for. The beat itself is 57 out of 100; the rest of the number is everything around it.
167 bars, about 3:55 at the written tempo. The course breaks it into 37 exercises over 12 sittings, about 25 minutes each.
crash, hi-hat, snare, mid tom, floor tom and kick. That is most of a full kit; the part moves around it rather than sitting in one place.
5 fills to learn, played 6 times: bars 7, 26, 55, 59, 60 and 115.