Here’s a new trend to watch out for: it’s being called “browser isolation” <https://www.theregister.co.uk/2020/01/07/cloudflare_buys_s2/>: S2 developed a ... headless version of Chromium – the open-source foundation of Chrome and about two dozen other browsers – that runs in the cloud and intercepts calls to the browser's Skia graphics layer. "Before it actually draws anything virtual, we intercept those Skia calls, we tokenize them, we compress them, we send them through to any HTML5 browser, where we redraw them locally, right on the machine," Remington explained. "We use WebAssembly. We push a little Skia library that runs local in your browser, any browser. ... Turns out, it's very secure, because that is not an attack vector. It's only draw commands." ... According to Harnett, S2's scheme results in a 60 per cent bandwidth savings. "People are surprised when we say that in many cases, it's faster than local" ...