This gorgeous treehouse is a computer printout

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so-called simple system

credit: FACIT

2 of 11

FACIT Homes has developed a system where they arrive at a site with pile of plywood and a big router in a shipping container, and they crank out "cassettes" that are assembled into buildings. TreeHugger has shown their work before, but Simon Parfett's hotel in the trees in Somerset really demonstrates how complex the forms can be.

See: Mind-blowing Digital 3D Printing of Super-Green Houses is Happening Now