Followed by an AI model executing through Javascript, followed by one executing through WASM, followed by an AI model running natively in the browser which will be sold as the 'lean' version which no longer needs Javascript. You'll just have an AI model in the browser interpret data sent by the AI-driven server, 'content' tailor-generated for the user.
Also imagine the compression factor made possible by such a system. Instead of sending a few dozens of megabytes over the line the AI-server will tell the AI-renderer to:
X-PAGE-PROMPT = generate a page showing a number of cats engaged in play with a fluffy toy, make sure to have product placement for products $A, $B and $C, have a catalogue for the furniture used in the scene lie open op the table and make sure that the brand and vendor names are clearly visible