By time I've looked something up on these I could have "Ctrl+T ?<whatever>"d it or use dochub or one of a bunch of others that do the same thing. Is it the phys

By time I've looked something up on these I could have "Ctrl+T ?<whatever>"d it or use dochub or one of a bunch of others that do the same thing. Is it the physical presence that makes people love these so much? They seem far less usable as a horizontal PDF than more... digital and accessible means.