When I think about Wasm—and I am starting to think about Wasm a lot—I imagine it like those magic grow capsules you had as a kid: Just pour water over one of the capsules, and it expands to many times its size, in a variety of shapes and colors.
Likewise, Wasm—or WebAssembly, as it’s formally known—started out “small,” as a binary instruction format for a stack-based virtual machine, originally intended for the browser. It’s still that, but as developers “pour water on it,” I expect we will watch it grow and shape-shift in all manner of ways—not least, as a way to write applications once and deploy them on the growing number of hardware and software platforms that drive (sometimes literally) our lives.
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