https://psalaets.github.io/line-length
Line length can affect readability and accessibility.
- https://baymard.com/blog/line-length-readability
- https://www.w3.org/WAI/tutorials/page-structure/styling/#line-length
Sites with certain CSP directives (e.g. script-src) prevent the bookmarklet from running.
Create a new issue with the URL and steps to locate the element with incorrect character counts.