We have invested in three Cybooks- pricey but the holder makes it feel more 'book like' and we can all read the same book at the same time. While some mockingly ask 'who needs 20 books for a trip', my family of voracious readers would carry just that load in knapsacks, etc on vacations. We gave up on library books (heavy, fines for late/lost; sanitary concerns). One tip- if your teenager (or clumsy beloved one) has an e-reader, invest in the accidental damage plan...