[atq2119]

> Let's say the review is done in 2 hours.

One of the projects I work on is a large, well-known open source project. Reviews that take days are pretty common.

> If you're already done with the followup, IMO you may be erring too far on the side of "small PRs."

There have been times when I created a sequence of three or four separate commits within under half an hour.

This was on projects where test coverage is tricky (think hardware interfaces) and keeping changes small was motivated a lot by better bisectability.

Clearly, software development is a pretty broad field with lots of different experiences.