As well as "IT LIIIIIIIVES!!!!" when you get it spinning for the first time, and scaring / awesome-ing the neighbor kids.
What the heck is that thing made of, anyway? An erector set? Juice bottles? Over-powered wires and motors? That beast is worthy of a Frankenstein moment.
So, pretty much yeah, an erector set, though possibly a bit stronger. It's not old-school erector, though. Looks like Meccano has been making Erector sets since about 1990.
I agree, who's spirit can only be really captured by a large toggle switch mounted on the wall that you have to flip which dims the lights as it happens.