... and then we get to core issue. Some people don't want 80% worktime for 80% pay, but 80% worktime for 100% pay :) What if many people will keep working 100%

... and then we get to core issue. Some people don't want 80% worktime for 80% pay, but 80% worktime for 100% pay :) What if many people will keep working 100% time but now get 125% pay? Inflation happens and we're back at square 1.