“For years, regulators and activists have worried that social media companies’ algorithms were dividing America with politically toxic posts and conspiracies. The concern was so widespread that in 2020 Meta flung open troves of internal data for university academics to study how Facebook and Instagram would affect the upcoming presidential election,” the Washington Post reports. “The first results of that research show that the company’s platforms play a critical role in funneling users to partisan information with which they are likely to agree.