Ironically, living in a small house with hardwood flooring applied to car-decking (t&g 2x8 subfloor, atop 4x8 girders 4'oc -- loud AF), my kids naturally began

Ironically, living in a small house with hardwood flooring applied to car-decking (t&g 2x8 subfloor, atop 4x8 girders 4'oc -- loud AF), my kids naturally began to avoid striking their heel after a year or two. The sound transmission through flooring here is unusually bad though. But we never allowed shoes indoors anyway.