But then we'd be going down another route "Rockstar are unoriginal" "Rockstar are rehashing old games" "Rockstar haven't done anything new in GTA for ages!".
If we got a Vice City, then we'd get people asking for a revamped San Andreas. And we'd be stuck in the same cycle. As for Paris, look at Driv3r, the Nice levels after Miami were pretty decent, infact the Miami in that game was also damn good.