It's because they want to have 0 responsibility for what is posted on their platform. Any past action on their part to counter the spread of misinformation esta

It's because they want to have 0 responsibility for what is posted on their platform. Any past action on their part to counter the spread of misinformation establishes precidant they do not want. Also, outrageous, conspiracy-oriented, and rage-bait content has much higher engagement anyway, which is why their algorithm has historically encouraged it so heavily. Explicit misinformation falls into those categories and has been good for their bottom line and getting everyone's parents addicted to the platform