Authors get compensated when I borrow books from my local library.
2.3 KDP Select Fund. We will establish a fund on a monthly basis and you will earn a share of that fund for each of your Digital Books included in the Kindle Owners’ Lending Library Program.
LendInk facilitated lends under the 'Lending for Kindle' program, allowing a one-time lend between Kindle owners.
https://kdp.amazon.com/self-publishing/help?topicId=A2JGI9S4...