RT [@RachelDonadio](https://twitter.com/RachelDonadio/status/1267162527143809024) Much energy has been spent analyzing the legal implications of President Donald Trump’s new executive order targeting social-media companies. But its real purpose is to send a message to Mark Zuckerberg, and it’s already working, @zeynep writes. https://t.co/rLKBb1Qyn1