Best way to is would be to have multiple versions of the same book aquired by different persons/accounts. Then use a diff tool to find differences (possible identifiers) and remove them. I know that Da Archive offers a service for it, though they specialize in TTRPGs.
Like the planet in Star Wars?
Also hardcodes your keyboard configuration (yes it does this, I am using a european keyboard and had to do all sorts of fuckery in order to make hotkeys in google docs work.)
I try to go beyond local sometimes but then I immediately come crawling back into the warm bosom of the puppy girl collective. 
Reaching levels of ~~Bureaucrat posting~~ bureaucracy never thought possible.
20 billion, they just said it in the title
"what do you mean you work more than an english peasant? We already think that they work too much"
Mods please pin this thread and ban all non-bureaucrats (including yourselves)
Onions are bad for pups. Makes me sad because Pizza smells so nice.