What I think you are actually picking up on is the power of the book as a piece of art. People are not so much to be judged by their reaction to the book as the book should be judged by its power to ellicit such strong reactions from its readers. Most of those same people that don't like Holden, I'll bet you find, don't normally have strong reactions to literary characters. Holden gets it from them though. Bully for him.
Somebody needs to wake their phony asses up.
4.He loses time while looking out the window during Stradlater and Jane's date. 6.He wonders if he will ever actually die. 7.He describes a possible telepathic experience with Allie while on the golf course. 8.He sure as hell doesn't sleep much. 9.Salinger, according to Ian Hamilton, maintains a psychic relationship with his first wife.