this post was submitted on 11 Feb 2025
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Hash tables. The backbone of computing, optimized to death by generations of neckbeards convinced they’d squeezed out every drop of efficiency. Then some undergrad casually strolls in, ignores four decades of academic dogma, and yeets Yao’s conjecture into the sun. Turns out you can make insertion times collapse from (O(x)) to (O((\log x)^2))—if you’re naive enough to not know the “rules.”
The real kicker? Non-greedy tables now achieve constant average query times, rendering decades of “optimal” proofs obsolete. Academia’s response? A mix of awe and quiet despair. This is why innovation thrives outside the echo chamber of tenured gatekeepers regurgitating theorems like stale propaganda.
But let’s not pretend this changes anything practical tomorrow. It’s a beautiful math flex—a reminder that theoretical CS isn’t solved, just trapped in peer-reviewed groupthink. Forty years to disprove a conjecture. How many more sacred cows are grazing untouched?