I have read several IT books recently and they aren't good. Basic stuff like visibility of diagrams, presenting advanced subject matter but also supposedly in a way that will teach you programming, or having pages of code to illustrate something trivial.
No, because then how would it set up pullquotes like "If you don't set a baseline somewhere, you risk starting a book that grows backward" that you can tweet at the push of a button? (Is that really a thing? I guess it must be somewhere, but it's new to me on a (I guess) programmer's blog.)
Stopped doing it as I got negative feedback about it being annoying. I never tracked how many tweets I get out of it though. So if you aim for popularity (unlike me) it might still be worth it.
It was one of the big reasons I used RestructuredText as markup language for my static website generator. It is extensible enough to make these tweet-blocks with just:
.. tweetable :: Psychological Safety is THE core factor for Great Teams says Google