It will also feature an improved air-filtration system and an LED lighting scheme that can be programmed to help fight the effects of jet lag, as well as larger overheadstorage bins.
Admittedly, this is easier to pull off when no one else is aboard, but relocating some storage area to sidewalls (not in overhead spaces) adds a lot of cabin room and makes it less likely passengers will bash their heads on compartments above in that frantic post-landing-must-touch-my-carryon-immediately moment of choreographed (and mystifying) panic.