I don’t think sheer size to impress can truly go out of fashion since that sense of awe transcends topical sensibilities. It’s probably just not cost effective

I don’t think sheer size to impress can truly go out of fashion since that sense of awe transcends topical sensibilities. It’s probably just not cost effective so no one does it. Huge buildings now are built out of light, transparent materials and part of being awed by scale requires the large building to be built out of solid, impenetrable feeling material like stone.