NickM said:what does Llewelyn Moss represent? He is neither old nor morally bankrupt, but nor is he a straightforward emblem of decency like Marge Gunderson.
I saw him as the standard cross section of the down-trodden American average Joe (not the plumber referred to in McCain and Obama's TV debates!). Essentially not an evil person but ready to seize an opportunity to better his circumstance if it comes his way.