This stuff isn't anything new or unproven, conceptually. Kernel-level namespacing has existed as a tool for decades (BSD jails, Solaris Zones, etc.) before Linu

This stuff isn't anything new or unproven, conceptually. Kernel-level namespacing has existed as a tool for decades (BSD jails, Solaris Zones, etc.) before Linux got it and Docker adopted it for use in Docker containers. It's hard to take seriously criticism when it comes from someone who doesn't even bother to read up on it enough to understand the terminology before commenting on HN.