Want to be a parent? Get a license. You need a license to drive, and in some states, if not all, a license to breed pets, and even own pets. I think if you want to be a parent, you need to get license to prevent shitapillers like this from breeding and polluting humanity.

An architects dream, a builder's nightmare.

There's a reason why stuff like this only works on paper, because how are you going to get any appliances, mattresses, furniture, etc. up the set of stairs?