Kernel level JIT? Didn&#x27;t know, sounds cool.<p>&gt;Sounds familiar?<p>I suppose you mean like Java and Python bytecode running on their VMs (of the language, not OS kind).<p>I&#x27;ve sometimes thought, as well as heard others say, that some of the tech advancements of earlier decades haven&#x27;t been &quot;re-invented&quot; :) yet ...