Sure, but sometimes shared mutable state *is* better, especially from a performa... | Hacker News

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		IshKebab 43 days ago \| parent \| context \| favorite \| on: Ditch your mutex, you deserve better Sure, but sometimes shared mutable state is better, especially from a performance point of view. For example blurring an image.

janetpacker 43 days ago [–]

Isn't that a typical case where you don't have to share anything? Divide the image into N chunks, let N threads handle each one, no sharing, just need a single sync point at the end to wait on completion.

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