Agreed, and if you run on a microkernel, then pretty much everything is in userspace and any boundaries are those of, say, a capability system for security purp

Agreed, and if you run on a microkernel, then pretty much everything is in userspace and any boundaries are those of, say, a capability system for security purposes. I still cannot wrap my head around the fact that we're adding ways to avoid the kernel network stack and other exceptions to the rule, while ignoring microkernels as the sorely needed feature for mainstream computing it is.