> People have always hung out with their own age cohort. That does not mean they are not living in a bubble. There are always people in other age cohorts that

> People have always hung out with their own age cohort. That does not mean they are not living in a bubble. There are always people in other age cohorts that they could associate with. Nobody is saying that bubbles are not natural. You find them everywhere in nature! It is indeed natural to be in a bubble with your own age cohort, but remains a bubble of your own making. There is absolutely nothing stopping you from popping that bubble and exposing yourself to people in other age groups and careers. After all, those outside the bubble represent the majority of the population.