When Bugbear Entertainment crowdfunded their smash-o-racer Wreckfest, they drew from an audience built on their previous crash 'em up series FlatOut. 2011's FlatOut 3 was the first PC FlatOut they weren't behind, and was shoddy enough that it seemed it'd be the last. I'm a touch wary of publishers Strategy First revealing FlatOut 4: Total Insanity [official site], then, but I do like a good…