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Brian Potter: evaluation

27 Oct 2022 Dwarkesh Podcast Brian Potter - Future of Construction, Ugly Modernism, & Environmental Review

“Then once we started mass producing conventional lumber, we stopped doing that because it was much cheaper to build out of two-by-fours than it was to build big heavy posts.”

— Brian Potter

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Speaker
Brian Potter
Attribution
Verified speaker
Claim type
evaluation
Recorded
27 Oct 2022
Publisher
Dwarkesh Podcast

Transcript context

…Yeah, yeah, that's interesting. All right, so speaking of Japan, I just recently learned about the construction there and how they just keep tearing stuff down every 30 to 40 years and rebuilding it. So you have an interesting series of posts on how you would go about building a house or a building that lasts for a thousand years. But I'm curious, how would you build a house or a building that only lasts for 30 or 40 years? If you're building in Japan and you know they're gonna tear it down soon, what changes about the construction process? Yeah, that's interesting. I mean, I'm not an expert on Japanese construction, but I think like a lot of their interior walls are basically just paper and stuff like that. I actually think it's kind of surprising that last time I looked, for a lot of their homes, they use a surprising post and beam construction method, which is actually somewhat labor-intensive to do. The US in the early 1800s used a pretty similar method. Then once we started mass producing conventional lumber, we stopped doing that because it was much cheaper to build out of two-by-fours than it was to build big heavy posts. I think the boring answer to that question is that we’d build like how we build mobile homes–– essentially just using pretty thin walls, pretty low-end materials that are put together in a minimal way. This ends up not being that different from the actual construction method that single-family homes use. It just even further economizes and tightens the use of materials–– where a single-family home might use a half inch plywood, they might try to use three-sixteenths or even an eighth inch plywood or something like that. So we’d probably build a pretty similar way to the way most single-family homes and multi-family homes are built currently, but just with even tighter use of materials. Yeah, which perhaps is something that's not super nice about the way that you guys build your homes. But... [laughs] Okay, so China is the third one here. There's been a lot of talk about a potential real estate bubble in China because they're building housing in places where people don't really need it. Of course, maybe the demographics aren't there to support the demand. What do you think of all this talk? I don't know if you're familiar with it, but is there a real estate bubble that's created by all this competence in building?…

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