There’s a decent body of evidence showing that elite level players don’t make great managers, they struggle understanding why players can’t execute what they want not realising the difference in ability.
Idk, that Zidane chap did alright. Cruijff did alright. Beckenbauer did alright. While I won't disagree that playing and coaching are two different skill sets, I think part of this mindset is mainly due to people thinking that newly retired players are being gifted jobs and that they need to become electricians and do an apprenticeship at Bradford Park Avenue or Gainsborough Trinity before they should be let anywhere near even a League Two club. Which, frankly, is bollocks. Elite players tend to play for elite clubs which typically have elite managers. Some of those players occasionally do something called listening, leading to something called learning