if the building is unguarded and full of valuable items, someone will loot it. if you're the one that loots it, you get to decide what happens to them. if you don't, someone else will
Kinda like how, typically, you would be incliner to file user bugs and report any vulnerabilities you find in a product you care about. Despite having zero monetary incentive to do so (more often than not).
> Someone else might loot it, and they could do who knows what with it, so I’ll loot it instead