Love the enthusiasm of the top answer! "Pop cans appeared in the 1990s; I was th... | Hacker News

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kazinator 21 days ago | parent | context | favorite | on: What are these bumps on the top of a pull-tab can?

Love the enthusiasm of the top answer! "Pop cans appeared in the 1990s; I was there and helped make it happen, bumps and all!"

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