It does, but that's an argument about implementations, and his comment is an argument about design. Just read it again and see if you think it's reasonable. Pay attention to the tone and (especially) the conclusory certainty he deploys.
And since then, OpenBSD has developed its own VM subsystem vmm(4), vmd(8), vmctl(8).
And since then, OpenBSD has developed its own VM subsystem vmm(4), vmd(8), vmctl(8).