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Re:Up to 4GB of Memory in WebAssembly by xscott on Friday May 15, 2020 @03:41AM (#23189858)
> JavaScript is already an old language ...

JavaScript is old and crufty. WASM is new and definitely has 64 bit integers: https://developer.mozilla.org/en-US/docs/WebAssembly/Underst...

> I don't see Rust making what you call a mistake ...

The details are subtle, but you can find discussion about it elsewhere in this thread.

> 64 bit integers and pointers have a trade-off we need to consider: they need more memory. [...] embedded systems perhaps running on a tiny battery

I'll pay you a dollar for every 16 or 32 bit system that WASM will run on if you pay me a penny for every 64 bit one.

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