My 2 cents - if some stagnate, it’s still worth working hard to retain the ones with upwards trajectory. And he kind on the way out for the others. There is a

My 2 cents - if some stagnate, it’s still worth working hard to retain the ones with upwards trajectory. And he kind on the way out for the others. There is a benefit to institutional knowledge. By your reasoning do you agree with Amazon’s explicit 4 years and out model?