The whole campaign finance system is a money laundering mechanism.
"Foundations" make donations to other "foundations" make donations to PACs and SuperPACs.
How many LLC's does a campaign dollar traverse between the original human source donor / original human disbursement authorization until it is last disbursed to pay Campaign, PAC, and SuperPAC non-political vendors (landlords, advertisers, print shops, catering, etc.)? Following the bouncing campaign dollars.