Which model year BMW did you drive? The early iDrive systems were quite crappy and the controllers were prone to breaking, but the current generation ones are a

Which model year BMW did you drive? The early iDrive systems were quite crappy and the controllers were prone to breaking, but the current generation ones are actually pretty good. Acceleration is great, but I don't think in your scenario it matters whether you have a 3 second 0-60 car or a 5 second one. Both of them are probably going to out-accelerate whatever truck that is coming down (unless the truck is trying to rear-end you).