[phendrenad2]

That seems like a more general idea, and I like it more.

For the last 5 or so decades we've been transitioning from a world where everyone watches the same 4 TV channels to a world where everyone is in their own niche, and the tendency to be surprised that someone doesn't know about some cultural phenomenon is directly proportional to age. The way boomers gape and stutter when I said I don't know much about The Beatles...

[cryptopian]

In software too, it feels like there's been a shift to a more individualistic "learn-on-the-job" attitude in companies. If you're not the kind of person who knows how to structure learning a new field, it's easy to end up with big gaps when you don't know what you're looking for.