"Why dese girls bleachin'?"
"Why dem doin' such a eediat ting like damagin' dem skin?"
People are rational -- or at least that's what economic theory says. "Dese girls" are people, so at least in much-proven scientific theory, they are rational. They perceive a significant benefit to lightenin' a dark complexion, soh dem tek de significant risk of burnin' off de dark pigmentation -- repeatedly.
When will they stop? When:
1. ...pigs tek de wings of de mornin'.
2. ...all dem people inna Spain stop discriminate so politically incorrectly an' start to luv dem own black self:).
3. ...de couple givin' de anti-bleachin' talk at de technical school no longer consists of a black "success story" of inner-city origins an' his near-white wife, who isn't enough for him, as he sneakily pursues de adolescent "brownin's" in his audience.
4. ...wi stop shunnin' de sun an' becomin' vitamin D deficient, for not havin' been "that black in a loong time!"
5. ..."high color" isn't a ticket outta de ghetto on some newly-famous dj-chantin' wagon.
6. ...When L'oreal no longer allegedly feels de need fi bleach Bebouncé.
7. ...de 1drop rule an' de blue veins get sincerely done wid.
8. ...we understan' de all-encompassin' influence of ALL de world-powwa's characteristics (racial, cultural, an' otherwise.)
9. ...our own family members finally leggo de concepts of colonial/plantation social stratification.
10. ...newa World Orda chip een.
Everyone in every country inna de world is seekin' a path to "betterment," respect, an' social acceptance. De impetus for bleachin' is no mystery at all.