I generally only use the car about once a week so I'm not usually under any quick-change pressure.
If I was in a hurry, I'd hurry.
I'm not so I may as well leave it a long time. No loss even if the gain is tiny.
Special case, then. But hardly anyone uses their car overnight so I can't see the reason for the prevailing hustle.
Afraid someones going to steal your front wheels while its jacked up?
Want to be at full readiness for the zombie apocalypse?
Exactly. People die in their sleep. I want to finish the job and button everything up before I retire for the night. There is no gain at all trying to get that last few drops of dirty oil out.