I guess in how the normative hot tub has gone from in-ground to above-ground: yeah, all that plumbing and wiring and equipment is probably more effectively assembled by a team in a dedicated factory making X/day than a contractor crew that even gets to build how many in a lifetime

On the other hand, I’ve experienced between Dr. Orne’s nice leafy inner Philly suburb and my “favored quarter” exurb, Los Angeles, and the outdoorsy-hippie-money Ithaca and Portland, I’ve always lived in prime jacuzzi-contractor territory