yes, but since you haven't nailed the humor yet, the original pointer-outer should have pointed out, "Plan 9 from Userspace is a follow-on to the Plan 9 operati

yes, but since you haven't nailed the humor yet, the original pointer-outer should have pointed out, "Plan 9 from Userspace is a follow-on to the Plan 9 operating system from Bell Labs, which was whimsically named after the film Plan 9 From Outer Space. Since the unix operating system is built on a simple security model of kernel-space and userspace, this clever word play is also informative about the architecture"