Fabulous article on benchmarking JIT optimised VMs: performance can vary massively, warmups can be unpredictable, optimisation sometimes hurts perf and you may not even reach a steady state!
miniblog.
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Code review, especially in open source software, is a lot like postal chess. It's asynchronous and unpredictable.
Who Y Combinator Companies Want https://data.triplebyte.com/who-y-combinator-companies-want-c1880a08ac88 (most companies look for a certain type, and it's unpredictable!)