Where have you been? I've been theorizing like mad since the beginning and so has everyone else. As you say, in absence of facts, freepers are duty-bound to speculate. At this point, it almost feels like a contest to be the one who figures it out.
If they already knew who took Liz, that would also explain why they don't want sketch artist. I'm gonna stand on that until the next shred of real evidence knocks me off. LOL!