I can confirm this. I am from Spain and I have lived in a few cities all around the country and the lack of soundproofing in every building is a common thing, r

I can confirm this. I am from Spain and I have lived in a few cities all around the country and the lack of soundproofing in every building is a common thing, regardless of town or area, it seems like all buildings from 1970 were built ignoring any sound proof.