Crows are intelligent birds and learn quickly – even from each other.In Sweden, they are used to collect cigarette butts and bring them to a machine that automatically rewards them with peanuts.

https://lemmy.ca/post/56533417

How long till they work out there’s butts in that easily accessible plastic tub and unlocks the infinite peanut glitch.
If the machine can accept an unused cigarette, then they might start stealing them
Imagine going outside for a smoke and the crows just start circling. Frantically puffing and fighting them off with your spare hand.