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by bitwize 3234 days ago
> I'd add music synth to your list of real world uses, in some sense that was a killer app for microprocessors.

You're right. The Altair 8080 famously didn't do anything useful at all upon its release. It wasn't until someone in the Homebrew Computer Club discovered that the radio interference its CPU generated could play tones on an AM radio by buzzing the CPU in loops that a use was found for it.