Just copped these guys today: super-limited Serato Scratch picture disc controllers designed by San Fran-based illustration superstar (and Aesop Rock collaborator) Jeremy Fish. Apparently limited to 500 2×12″ sets (retailing at $50), they were up on Turntable Lab for a super-short while until Rane caught wind of it and made a big stink. Everything is the same as a regular…