I'm saying he violated  52 USC 30121, 36 USC 510, pertaining to the prohibition on contributions, donations, expenditures, independent expenditures, and disbursements by foreign nationals. Whether you call it "collusion" or not is irrelevant. 

It strains credulity to believe the president himself was not involved. The steady drip, drip, drip of information continues. It's just a matter of time until the president is directly implicated in this, and who know what else Muller will find as he turns over more rocks.