What if Bytes Were 9 Bits?

2025-08-07

This article explores a fascinating counterfactual: what if computing systems had used 9-bit bytes instead of 8? The author argues this would have solved numerous problems plaguing modern computer science, such as IPv4 address exhaustion, the Y2038 problem, and Unicode limitations. While 9-bit bytes would present challenges, such as handling TCP sequence numbers, the author suggests these are surmountable, with benefits outweighing costs. The article is full of intriguing speculation on historical events and technological developments, making for a compelling read.

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