If it's symmetrical I'm sure lots of people would be fine with a work contract that guarantees them income for almost 3 years even if it means they can't easily

If it's symmetrical I'm sure lots of people would be fine with a work contract that guarantees them income for almost 3 years even if it means they can't easily quit. I know people in upper management roles in Switzerland that have 6 months notice. It's not a big deal.