Attrition can be looked at as how many days it takes to train someone, to hire someone, etc. and what that looks like for a company to get a new employee completely up and running. Additionally, a company's reputation is on the line if employees leave for a different organization.
Feedback is very much a part of the working environment and offers great benefits. There is the chance that too much feedback can lead to a lack of confidence for employees. It is a balance of leaders building up their teams in order to build the trust needed to offer feedback.