just 3 comments:
An overwhelming majority of my friends and acquaintances don't have a car. Uber definitively killed the need to own one in large cities.
Yes 2nd hand smoking didn't even exist as a concept... Hitler banned smoking in movie theaters and didn't allow anybody to smoke in his presence, unfortunately we took a lot of their science when it comes to rockets and medicine but not about smoking. Anti-tobacco movement in Nazi Germany - Wikipedia
Most black women still wear hats in their churches.