Learning more about rainscreen subframes revealed me just how metal is the quiet foundation: flexible braces line up planes

https://www.scribd.com/document/1058179918/Copper-Does-Not-Lie-Why-Architects-Select-Salvo-Metal-Works-for-Customized-Smokeshaft-Shrouds-that-Last-a-Century-206280

Learning more about rainscreen subframes showed me how metal is the quiet backbone: flexible brackets straighten planes, handle drainage, and soak up building movement with dignity.