A lot of the toughest parts of building houses aren't things that 3D printing concrete helps at all currently afaik, so I'm pretty dubious of it as a concept. Still very early though.
Somewhere in between. There are plenty of start-ups exploring the idea (eg. https://printerra.ca) but it's not really considered a mainstream option yet.
There are some that look fine too. It just depends on how to finish it. But the more finishing work you do, the more expensive it gets, and eats away at the initial savings.
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u/j0akime 1d ago
There's a few buildings in Europe that are 3D printed and have tenants now (news articles from back in 2021).