When I was in an internship, I needed a new library for some feature in one of the sites. The _first_ thing their PM objected on was bundle size. Only after con

When I was in an internship, I needed a new library for some feature in one of the sites. The _first_ thing their PM objected on was bundle size. Only after confirming that adding my feature would bundle size remain sensible could I continue. They are very sensitive over this kind of bloat over there, and it is definitely a key metric. You will even get a warning in your email if one of your builds increases bundle size too much!