Did you hear that on TV? Did you lose interest, yourself? If you did, how much of it was because you were told everyone else lost interest?
Attention span is a by-product of conditioning. Virtually all mass media is for the purpose of conditioning. Conditioning is done beneath the intellect.
In short, don't watch TV. Your intellect may rescue you from prior conditioning with great effort, but you have stop pouring it over your head first.
“Did you hear that on TV? Did you lose interest...?...how much of it was because you were told everyone else lost interest?
... Virtually all mass media is for the purpose of conditioning....
In short, don’t watch TV...” [JustaTech, post 23]
The answers to your questions are no, no, and no.
I was required to live through it.
And I also listened to a great many individuals, across a wide cross-section of society. I’ve always had a talent for listening; we can learn more that way. Let me emphasize the word “can;” there aren’t any guarantees.
You’re hinting at conspiracy theories. Theories are belief, not knowledge. Knowledge beats belief every time.