I buy physical books for this. I tried ebooks a while back but just couldn't get into them. I use ebooks for front-to-back reading purposes, but that's not ho

I buy physical books for this. I tried ebooks a while back but just couldn't get into them. I use ebooks for front-to-back reading purposes, but that's not how I consume a book for learning. I jump around, revisit spots, and even reference multiple books at once sometimes.