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… if it hadn't been invented, I suppose nobody would be all that concerned if some jerk played loud music at the range? 
He didn't invent it, he remembered the formula from studying history.We would have had to wait till 2267 when Kirk invented it to fight the Gorn.
Or just satchels that can carry more than 10 rocks at a time.If gunpowder had not been invented Oregon, Washington, and California would be busy trying to ban rocks.