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> but most websites never will

only because it's harder to do that right now than just describing a document via html.

But there will come a time when it's trivially easy to write a full app in the browser via wasm, and the outcome will be that the user can either accept or reject the entire app, rather than selectively choose the part of the app to view or use.

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You’re right, but it’s worth noting that nothing about that is particular to wasm. A JS app could equally avoid the DOM and render its own UI components via WebGL/WebGPU.

wasm is just fast at doing that that's all.

However, do make us to think we need another API for general JS without WebGL and GPU access.

"there will come a time when it's trivially easy to write a full app in the browser via wasm"

This will be facilitated by libraries and frameworks that do all the low-level heavy lifting for the developer, who'll be able to concentrate on higher level concerns.

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