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Simon Willison ponders KB definition: 1,000 vs 1,024 bytes for software

By PulseAugur Editorial · [1 sources] ·

Simon Willison is contemplating the definition of a kilobyte (KB) for his software, weighing whether it should represent 1,000 bytes or 1,024 bytes. He notes that operating systems like macOS and Microsoft Windows now commonly define KB as 1,000 bytes, though he initially favored 1,024. His primary concern is user understanding, as he believes most people are unfamiliar with the distinction between KB and KiB (kibibyte). AI

RANK_REASON This is a personal reflection on a technical detail, not a significant industry event.

Read on Bluesky Jetstream — AI desk →

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Simon Willison ponders KB definition: 1,000 vs 1,024 bytes for software

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  1. Bluesky Jetstream — AI desk TIER_1 English(EN) · simonwillison.net ·

    I need to decide if 1KB means 1,000 bytes or 1,024 bytes in all of my software

    I need to decide if 1KB means 1,000 bytes or 1,024 bytes in all of my software I was leaning 1,024 but it looks like macOS and Windows both define KB as 1,000 these days I want whatever people are most likely to understand (I do not think most people know what KiB or MiB means…

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