> "it's as though they are posting not to show people stuff but to get people's approval for what they are posting"
Which is generally how the average westerner has behaved for generations. They don't acquire and desire clothes, music, books, movies, ideas, hair-styles and gadgets solely based on best personal fit. They acquire and desire based -- very heavily -- on the opinions of those tribes they admire.
(And while teenagers and young-adults are far more susceptible to this sort of "fashion", older folks are far from immune to it.)
Which is generally how the average westerner has behaved for generations. They don't acquire and desire clothes, music, books, movies, ideas, hair-styles and gadgets solely based on best personal fit. They acquire and desire based -- very heavily -- on the opinions of those tribes they admire.
(And while teenagers and young-adults are far more susceptible to this sort of "fashion", older folks are far from immune to it.)