[used:)]

He doesn't sound like he's from that area. At least not how he sounded on this interview disc thing that came with my AO guide.

I don't think it's the voices thats the most important thing in oddworld symbolism. Rather the little things, such as how glukkons appear to have no arms, how a flying slig looks like he's jacking off in Super Munch's picture (that one is probably just for humor though) all sorts of little things must be taken into account.