There's a right way and a wrong way of doing things & screaming at a person for 20 mins. at a time is the wrong way.
Nuclear submarine duty is not romper room where Miss Trixie puts butterfly kisses on your oopsies and tucks you in at night with a snoogums good bedtime story.
I agree that a commander can cross the line. But people who choose the profession of arms had better have thick skins too.
Well, don't leave us hanging. So what is the "right" way?