It would be great if we lived in a world where "please don't" was an effective security strategy, but we do not, and Apple needs to fix this problem before it goes viral.
One is hardware-based Denial-of-Service, and the other is software-based?
We do live in a world where expecting people around you to not be arseholes is a reasonable strategy.
The only real difference here between this and people playing loud shitty music on their phones or whatever is that it's harder to locate the source.