The idea is to have the sun move in real time. It shouldn't be a problem as you can already move it with keys up and down and all shadows move accordingly in real time and everything. Night racing is not included in v1.0 for sure, sorry.
It is polite to ask about the M3 GT2, but I can't talk about not officially announced licenses
Nico Van Elk When it's ready?
That's excellent, dynamic time of day should keep the majority of us happy for a long time. Cheers for the answer. One more for luck; will the car and track editor be available at launch?