That reading speed (in words / day) is mostly a byproduct of wanting to track start/end dates and a word count, so I get speed "for free". I don't actually look

That reading speed (in words / day) is mostly a byproduct of wanting to track start/end dates and a word count, so I get speed "for free". I don't actually look at it much, but it's an interesting proxy for "rough interest level". It is funny how much variation there is between books/genres though! The sentence complexity and variety definitely comes into play here.