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So have the client record and send the demo recording. …hang on, this is starting to feel like Elliptic Curve cryptography: it’s trivial to prove a demo file i

So have the client record and send the demo recording. …hang on, this is starting to feel like Elliptic Curve cryptography: it’s trivial to prove a demo file is a “solution” to a random-seeded Doom map, but nontrivial to work-backwards to generate a demo-recording.

gcr 2y ago
That's how all proof of work tactics work. The heart of Bitcoin is just "Find me a number between 0xf80000 and 0xff0000 whose SHA-1 hash starts with eight zeroes..."