Executives at big tech companies have publicly stayed silent on Trump's social media executive order, with many executives thinking it's really aimed at Twitter (Peter Kafka/Vox)

Peter Kafka / Vox:
Executives at big tech companies have publicly stayed silent on Trump's social media executive order, with many executives thinking it's really aimed at Twitter  —  Apple, Google, and Amazon fought loudly against Trump over immigration.  Now he's attacking them and they're quiet.