Introduction of internet and subsequently the deluge of ebooks in the online media brought a paradigm shift in this arena. The demand for physical books declined drastically and everyone started to read books online or on a Kindle device.
Still some people have books in the drawing rooms mainly for decorative purposes and I doubt whether they would be really reading them or only referring them on a blue moon day.
Knowledge is power.
I have a lot of books I have purchased. They are all chemistry books. I read some portions from all the books but no book from Page 1 to the last page.
There are some novels and fiction books in our house but not many. All those books are read by all our family members, not for a single time. But multiple times. Having many books is of no use unless otherwise you read them and understand the subject in the book.