mountainb had a very good explanation from a few days ago: > 'Bubbles' are a pejorative way of just saying 'local communities.' Source: https://news.ycombinat

mountainb had a very good explanation from a few days ago: > 'Bubbles' are a pejorative way of just saying 'local communities.' Source: https://news.ycombinator.com/item?id=25777814 https://news.ycombinator.com/item?id=25777814