To bad theres nothing to do in Detroit, you have to travel to the burbs for all the fun stuff. Theres nothing to do but eat in the city. Trust me I grew up there.
12 hours of darkness didn't stop this from winning Le Mans so I highly doubt 6 months of darkness will stop it during a Grocery run.
The C6RS was a pretty good road going racecar and it looks damn good in my opinion.