I've been seeing things that say they could form a SuperPAC with the existing donations and we know SuperPACs have more or less no real limit on spending as lon

I've been seeing things that say they could form a SuperPAC with the existing donations and we know SuperPACs have more or less no real limit on spending as long as it's not coordinated with a candidate. OTOH, candidates get a better ad rate than SuperPACs, so there's a lot of dollar effeciency lost if you have to go that way.