fps low

Greetings fellow CSP users, I've been running CSP version 0.1.60 for a while and have been trying out 0.1.7x versions of CSP. I've noted my benchmark FPS is down from 85 fps to 75 fps on 0.1.70 and 0.1.74. Is this a common experience? and has anyone found a way to regain the FPS? A new feature...

For a strange unknown reason, my game drops down to 30 fps while i'm in the middle of a lap, my PC can run the game at 80-120 FPS just fine without any problems but recently it only sits around 60-70 fps now with FPS Drops to 30 FPS, is there a way i can fix this ? it happened to me before which...