WASM is "just" another virtual ISA, everything else is just marketing. If you manage expections (in the sense of "it's just another ISA / bytecode VM") then WASM can be incredibly useful, e.g. all my C/C++ projects are running automatically in browsers thanks to WASM (for instance these home computer emulators: https://floooh.github.io/tiny8bit/).
WASM is "just" another virtual ISA, everything else is just marketing. If you manage expections (in the sense of "it's just another ISA / bytecode VM") then WASM can be incredibly useful, e.g. all my C/C++ projects are running automatically in browsers thanks to WASM (for instance these home computer emulators: https://floooh.github.io/tiny8bit/).