I know it's easy to get caught up on what's fair, but any type of socialism or universal-anything is in now way fair. No matter what system of government you have, someone will have to take up the slack. In this case, paying a McDonalds worker the same as a doctor is a major slap in the face.
It's just like the wage gap myth for women. Women don't really get paid less, they actually work less than men on average. They work less hours and take more breaks/vacations.
8 Reasons Why The "Gender Pay Gap" Is A Total Sham
Things are more fair under a capitalistic system. You get paid for your skill level and the value you provide to the world/your clients, etc.
If robots replace humans, then get in the business of robot programming. Learn code. Every year, online retail sales are taking bigger chunks out of brick-and-mortar stores. I work for a guy who makes millions buying and selling on Amazon and Google, using affiliate marketing, and so much more.
You have to adjust with the times, learn new skills, and grow as a person.