I wanted to know if WebAssembly runtimes are getting faster. This is a follow-up to the earlier libsodium WebAssembly benchmarks from 2019, 2021 and 2023. Not “does the newest version beat native code in one microbenchmark?”, and not “which runtime has the prettiest benchmark chart?”, but something more boring and more useful: If I take the same C crypto code, compile it to WebAssembly, and run it on the latest runtime, a runtime from one year ago, and a runtime from two years ago, are things ac...