A gun is still a gun, whether handed smiling or not. The person who gets feedback is not coerced, but as the person shares the same goal, they will likely comply or get defensive about it.
Imagine your fly is open in public, you still feel embarrassed, even if someone helps you to fix it because you do not want to be the person whose fly is open in public. If you do not comply, you will be punished (with looks, stares, etc.). Some people decide not to tell someone that their fly is open in public because they know that the person who will receive the feedback will get embarrassed either wa…