I find things like TextSniper to be more useful than this functionality, which has been in iOS and MacOS for a little bit. I use it more on hypothetically selectable elements that for whatever DOM-related reason aren't selectable than I use it on text in images.
A lot of the base images we ended up using are Debian so we just wanted to be consistent, whereas before we were running software from the RHEL repositories.
Its default stack includes an AppleScript-like language that compiles to JS (Hyperscript) and a “feature” that automatically deploys to production every time you save… Doesn’t exactly inspire confidence.