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A comment on On Cache Invalidation: Why Is It Hard? (2018). Parent comment

Re:On Cache Invalidation: Why Is It Hard? (2018) by kevincox on Monday April 05, 2021 @09:58AM (#26699040)
But the universe is constantly changing. So you will need to know the specific bits of the universe that your function depends on or you will never get a hit.
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Re:On Cache Invalidation: Why Is It Hard? (2018) by loopz on Monday April 05, 2021 @11:50AM (#26700553)
Is the universe changing, or just your references to it?
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Re:On Cache Invalidation: Why Is It Hard? (2018) by LogicUpgrade on Monday April 05, 2021 @12:07PM (#26700751)
So the references are mutable. Gotcha.
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Re:On Cache Invalidation: Why Is It Hard? (2018) by loopz on Monday April 05, 2021 @04:24PM (#26704192)
Aye, functional core, imperative shell (us!).
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