My understanding is it follows the 'plumbing and porcelain' pattern; behind the scenes there are lots of small commands that do one thing and one thing well (th

My understanding is it follows the 'plumbing and porcelain' pattern; behind the scenes there are lots of small commands that do one thing and one thing well (the plumbing) and one command that acts as a wrapper over all these commands to keep things simple (the porcelain).