There are and have been browsers that work like this. Opera Mini worked like this for optimization of sites for limited cell phone bandwidth and processing yea

There are and have been browsers that work like this. Opera Mini worked like this for optimization of sites for limited cell phone bandwidth and processing years ago. You would get a pre-processed and rendered site as an image. https://www.consumersearch.com/technology/ultimate-guide-opera-mini-browser-everything-need-know https://www.consumersearch.com/technology/ultimate-guide-ope... More recently there are security solutions that do this so that all website processing is sandboxed and run outside your desktop, particularly for enterprise environments. If you have many many users who will click on all sorts of nonsense, it's better having that processed off in an ephemeral container somewhere then streamed to the desktop statically.