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>To the extent that it constitutes copyrightable work, the idea of depending on a future version of the same library is licensed under the CC0 1.0 Universal license (LICENSE-CC0) and may be used without attribution.

An idea isn't copyrightable work; only the text explaining it is. Please don't propagate the idea that ideas are copyrightable.

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Great point! Most people also aren't aware of the principle of convergence, which is why something like a specific semver pattern could not be the subject of copyright.

This is the same principle that means that mathematical equations or basic API usage examples are not and cannot be the subject of copyright.

David tolnay should have filed a defensive software patent to be more precise then!

It isn't clear to me that there is any such thing as a "defensive patent."

I've looked into trying to get such a thing for my work but my understanding is that it would offer me exactly 0 protection for being sued over what I have made.

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