those are not mutually exclusive
i'd say both things are rather complementary
narcissm is: me, me, me, me, look at me, me, me, me and fuck everybody else
Because everybody is different in the world and can do whatever they want despite whether or not logic or rationale plays an important factor in their decisions.
i think the internet and the reach around the world just made the obvious more obvious. we were always the problem for most evil and will always be the problem ^^
because 21 century? because braindead people? because new generation sucks? because elders sucked at teaching and raising their kids?