Sweet! I'll have to slap that on my systems. I had bought hddriver during version 7.x or something way back in the day, then was surprised it was still maintained, and have since bought 9.x and the upgrade to 10.x.
Atari 8Bits: 800xl, 600xl, XEGS, 800, 130xe, 130xe (fully upgraded (soon!))
Atari STs: 1040STf (broken shifter), 1040STe, Mega STe, TT030, Falcon (CT60e, SuperVidel)