[declaredapple]

> The trouble is that those warnings should not be necessary.

Of course they shouldn't be, but it's a protection against scenerios such as miscommunication, being distracted and forgetting you handed them over, etc.

> mantra is drummed into you.

The real danger to well-trained behavior is emergencies and task-saturation. That's when you're most likely be distracted, act impulsively, etc.

Literally halve of all warnings can be covered by "The humans should have been paying attention and noticed it".