Source (a slightly clickbaity-looking place, go at your own risk): https://www.axios.com/sean-parker-unloads-on-facebook-god-on...
And just like a Slot Machine you are always left wanting to come back to play some more and even if you do your best to quit facebook, you are always being constantly reminded that of its existence everywhere you go.
> This has been the MO of mass entertainment since the gladiators fought the lions.
Absolutely.
Lots of early proto-social media companies were already doing things like that back in the 90s. Like when AOL was king and "You've Got Mail!" was a household catchphrase and featured in their marketing. They knew that people were thrilled to get stuff from other people.
Probably the most obvious and recent antecedent to gamefied social media would be, uh, well, games. There were a few decades of ideas to cherry pick from the game world.
Edit: brevity
Does that give it less weight or more weight? It's hard to see what you were going for here.