Even if its a squeeker win for Cruz, he loses NH, SC, NV.
Proportional delegate allocation in Iowa is going to be almost even, but Trump wins 6 to 12 of the next contests by double digit.
Cruz has nowhere to rack up delegates. Trump doesn’t run out of money, Cruz runs out of funds and starts hitch hiking.
There are no delegates in play at the Iowa Caucuses. That’s the really funny part about Iowa.