I’m a huge kindle reader (hours a day) and never noticed. I generally just highlight and make a note saying “typo” if it’s an entertaining or jarring one, as so

I’m a huge kindle reader (hours a day) and never noticed. I generally just highlight and make a note saying “typo” if it’s an entertaining or jarring one, as some of the authors I read ask for mistakes to be emailed in so they can correct it (and some even give you free copies of their books if you do so).