It wasn't just ads. The ads themselves were a negligible factor. Signal boosting narratives was far and away the most effective thing Russia did.
I shouldn't have to explain this in 2018 btw.
Trump fails to apoligize for pussy gate
Roger Stone runs over a child
Manafort hides bodies in rags
Flynn tries to kidnap Gullen
Rudy oh Rudy
Michael Cohen steals candy from babies
Don jr tries to sell the presidency to John Kasich
Campaign staff fistfight in the street
Political ally body slams reporter
Endorsment from Kim Jun Un
60+ million Americans: "yeah these guys should run EVERYTHING"
*1 month later*
"Yeah that was totes Facebook/Putin/Russia"