Here is another pass, with some proceeding in chronological order, and some as a drunkards walk. Tempos are slowed down a bit. Due to a bug in my code, it was running for an hour, until I discovered what I’d done wrong. The Csound T0 function for setting tempos has a maximum number of points that I was exceeding. I’ll have to look into that.
Or download here: Rock of Ages, Cleft for Me.