Originally Posted by
N1003U
Can't help you with acceleration, but immigration in DTW is IME generally quick, and one of the friendliest airport entry points in the US (granted not a high standard, but better than most).
I am but a humble SEN, so I can't speak to any possible LH arrival services.
Thanks. I'm used to the LX 10 minutes from plane to limo service and a bit worried that LH seems to be falling short on their promise.