E-reader vs Printed Books: Is One Really Better than the Other?

Avid readers probably go through the dilemma of whether to get an e-reader or just stay with printed books at one time or another. On one hand, printed books, especially old ones that smell moldy and whose pages have been yellowed with age, make reading more intimate and meaningful. On the other hand, an e-reader is slim and light and very handy and can store thousands of books, which is convenient especially if you travel.  There’s also the matter of saving trees (get an e-reader and help save trees that way) and the unreliability of technology (stick with tangible books because they don’t have batteries that run out).