The drywall sheets meet on the wide dimension of a 2x4, not a narrow 1.5-inch-wide floor joist. There’s no need to install silly 1x3 furring strips as is common in some parts of the country.

Sat., April 3, 2021 Look at all the engineered lumber i-joists supported by metal joist hangers. ... They used joists and timbers that were much thicker than the dimensional lumber you buy today, ...

In this country, just about every house begins with a stack of lumber. Add a carpenter or two, and within days that pile of wood expands into a three-dimensional lattice of studs, joists and rafters.