Great stuff!!
Another one to add that was one of the very few pet peeves with the DX. It drove me nuts that the button LEDs would time out all the time and required a key press to turn them back on. Coming from a Droid 1 this was aggravating, at least for me.
Original:
# BEGIN Motorola, a22976, 21-May-2010, IKSHADOW-5385
# For Shadow only, NOT applied to Droid2 as requirement different
ro.mot.buttonlight.timeout=1
# END Motorola IKSHADOW-5385
Change highlighted in red:
# BEGIN Motorola, a22976, 21-May-2010, IKSHADOW-5385
# For Shadow only, NOT applied to Droid2 as requirement different
ro.mot.buttonlight.timeout=0
# END Motorola IKSHADOW-5385