Automation destroys jobs, it puts people out of work. increases inequality, and all that bad stuff. Just educate yourself dawg. Wealth inequality is probably the worst thing to happen to humanity since the dawn of time and automation will increase that by ten-fold since the rich will live on Elysium while the poor (everyone else) will be digging for coal with their bare hands.
https://www.youtube.com/watch?v=WSKi8HfcxEk