Well I'd say it's more VR Porn, simulators and horror games. Once you experience those three different things in VR going back to doing the same things flat is such a poor experience in comparison.
But, again, this is something you have to actually experience rather than taking someone's word for it on an internet forum.
This generation is just the beginning, things will get MUCH better in 5-10 years. And you say that you're not interested in strapping a couple of displays to your face NOW, but once Microsoft get their VR arses in gear in 5-10 years time you'll end up looking like this with the rest of us: