Isn’t this already how 5-over-1[1] apartment/condo buildings are constructed in the U.S.? [1] https://en.m.wikipedia.org/wiki/5-over-1 https://en.m.wikipedia.o

Isn’t this already how 5-over-1[1] apartment/condo buildings are constructed in the U.S.? [1] https://en.m.wikipedia.org/wiki/5-over-1 https://en.m.wikipedia.org/wiki/5-over-1