Comment by TeMPOraL

On the one hand, it's fascinating to know just how much of what shapes our lives was already there a hundred years ago in some form.

On the other hand, it's just as fascinating to realize that all that, and ~everything that shapes modern life, did not exist until ~200 years ago. Not just appliances, but medicines and medicine, plastics and greases and other products of petrochemical industry and everything built on top of it, paints and cleaners and materials and so on...