Costing is more nuanced than I assumed; nesting efficiency, systematizing bend spans

https://wiki-coast.win/index.php/Salvo_Metal_Works:_The_Engineer%27s_Companion_for_100-Year_Copper_Smokeshaft_Shrouds

Costing is much more nuanced than I thought; nesting efficiency, standardizing bend distances, and batching surfaces can unlock major cost savings without endangering style intent.