I no longer buy physical books, tech or otherwise, as in 2010 I switched completely to ebooks. Actually, I recently bought a couple of decades-old tech books o

I no longer buy physical books, tech or otherwise, as in 2010 I switched completely to ebooks. Actually, I recently bought a couple of decades-old tech books of retrocomputing value. I found digital copies I regularly reference, but those books are so valuable I want backups.