I know sony had a thing on them for the dual shock design, and I believe that wasn't upheld, so my guess is the boomerang design was a backup plan in case they couldn't use the dual shock design..
In general those shows are boring because it shows how creative CSI and the like are with them collecting evidence since in most cases its not nearly as sophisticated yet in 99% of the country.
I do occasionally watch the forensics show thats on HDNet though.
Im trying to think of ways Foley could go heel and aside from "The Anti-Hardcore Legend", Im not sure.
Maybe he could announce he's become a scientologist..