While it sounds likely true for the US, it's the opposite in Germany: likely due to societal expectations on "creature comforts" and German homes not being fra

While it sounds likely true for the US, it's the opposite in Germany: likely due to societal expectations on "creature comforts" and German homes not being framed with 2x4's but instead getting guild-approved craftsmen to construct a roof for a brick building (with often precast concrete slabs forming the intermediate floors; they're segmented along the non-bridging direction to be less customized).