So a modem on a pine phone can survive the HN hug of death (and the number one post no less)? Am I missing something here? Because there's no way I believe that!
But also, serving static content is more or less a matter of network connection speed. You can cache everything in RAM and write data to a socket very quickly. HTTPS makes things a little wonky because you can’t just sendfile() files directly into a socket but the overhead is still pretty minimal.