For home cooking, I usually don't foil. In competition, we usually do.
I've had great ribs with or without foiling. More important to foiling is getting them cooked the correct way.
Spend the time getting the tenderness perfected, then later you can play around with foiling if you want.
Grill Billies - KCBS CBJ
GMG Daniel Boone, Chargiller Akorn