The v0.11 cycle improved overall physics performance by approximately and introduced better heightmap interpolation for smoother road surfaces. It also addressed long-standing issues, such as objects failing to move while the game was paused and tiremark placement bugs. 11 or details on the West Coast USA landmarks? BeamNG.drive - Update 0.11
When players describe v0.11 as "hot," they aren't just referring to the temperature of the brakes after a 200 mph crash. They are referring to the raw energy of the simulation. By the time v0.11 rolled around, the developers at BeamNG had refined the torque curves and thermodynamics to a point where driving felt visceral.
If you are jumping back into v0.11, here are the essential hotkeys: Beginner's Guide - BeamNG Documentation