If your application absolutely needs virtual memory or some other "full OS" feature, you probably should run it on a full OS instead. If applicable, you can always consider building your own, application-specific OS on top of the drivers provided by rump kernels.

Is that an automatic repost?

"6 hours ago" I was sound asleep, definitely not submitting things.

Yeah, I noticed that too for one on my submissions. I guess HN changed how it deals with resubmission.