"It's like running a store, you might have an amazing manager running the place but if you've got a guy working the till who can't push a button then all the ma

"It's like running a store, you might have an amazing manager running the place but if you've got a guy working the till who can't push a button then all the managerial magic is useless." But won't the managerial magic prevent the guy that can't push a button from working at the till there or at least fire him quickly?