that will vary wildly between drivers depending on your skill level. some will benefit from having nannies and some will be slowed down. that goes to my earlier point. at the point in your track progression that you feel mdm is slowing you down its time to turn it off. with good data acquisition you will be able to tell if you are faster or slower as well as how comfortable you are with each situation.
02 Tiag e46 M3|6MT|GC plates|MCS c.o.|GC bars|GC race control arms|GC bushings|BW eng. & tran. mounts|subframe kit|BW race shifter|BW Jaffster|Euro header|BW exhaust|K&N c.a.i.|Epic race tune|Rouge pulleys|Seibon CF hood|CSL bumper|ST-40|XR-2|SS lines|half cage|Recaro profi|Profi 2 harness|BMWpedals|BW studs|