SuperBee--very sorry to hear about your car. I know the sick, stomach-churning feeling that you must be experiencing...it just plain hurts.
Greg--My experience with the BSCR Compound is similar, though used on UDM and not rotary. For the amount of cutting it supposedly is capable of I couldn't believe the finish--it really appears to be LSP-ready--I followed up with Optimum PS, but don't think it really needed it.