What’s is assumed as correct might not be tomorrow.
Many technical books suffer from that, being it small technicalities or huge issues.
Some books have new editions to solve that, however many don’t and even then it would be useful to know inaccuracies present on each edition.
A simple issues page referenced in the beginning of the book would be golden, why inst it a thing yet?
You are thinking of errata, and most technical books do have it.
I meant a issues web page like bugzilla or github.
Like this?
https://www.oreilly.com/catalog/errata.csp?isbn=9781491949467
Oh that’s is so cool !!! I have read a few O’Reilly books how did I never noticed this.