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Sure. Might be hard for people to do certain manual labor jobs without access to sharp objects. I'm sure they'll figure it out.

We'll have to ban rocks next though.

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It's pretty hard to stab people with rocks, especially multiple people.

But pretty easy to cause blunt force trauma to the head

Generations of Native Americans beg to differ.

The native-american generations population probably doesn't intersect with the population of teenage knife-wielding attackers in london, which is what we're talking about.

Then again, if you want to argue stone-age semantics: we can't ban anything and should just resort to continuous murder since rule-based society is too hard.

We just need to watch out for teenagers learning flint-knapping.

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