I misread your first line to be 'my husband left me for this....', and thought to myself 'yes, he probably would' (me).
Electronic books are ideal for people who value the information contained in them, or who have vision problems, or who have clutter issues, or who don't want other people to see that they are reading books about parallel universes where nine-eyed sea serpents and blind marsupials join forces with deaf Valkyries to rescue high-strung albino virgins from the clutches of hermaphrodite centaurs, but they are useless for people engaged in an intense, lifelong love affair with books. Books that we can touch; books that we can smell; books that we can depend on. Books that make us believe, for however short a time, that we shall all live happily ever after.
2 ½ years ago I might have agreed with that.... but no more. Should we take away his books and give him an ereader for oh a month and see if his opinion changes?