On the lighter side, one of my Nmom's most glaring narcissistic traits is how she tells stories with little or no empathy for the people listening to them. She clicks into a stream-of-consciousness mode and rambles endlessly about frivolous, tedious details that could only possibly matter to her.
This is a pretty minor offense compared to some of her other stunts like lying and manipulation. And now that I'm clued in about what is going ...