If you’re a foreign adversary that’s already meddling in the United States politics, it’s a hop skip and a jump to start meddling in their private sector.
Russia buying $40,000 worth of FB ads is an utter drop in the bucket next to the oceans of influence our own billionaires/corporations legally exercise.
You don’t need any scary duplicitous foreigners for that, our own billionaires, are quite transparent about their desire and actions to “reform” education by channeling money from public schools to voucher schools. Bill Gates alone had put >10 billion into privatizing schools in America between ~2008 and ~2018., and haven’t stopped.
Russia buying $40,000 worth of FB ads is an utter drop in the bucket next to the oceans of influence our own billionaires/corporations legally exercise.