"Influencer" just fell from the #1 dream job for young Americans after a decade on top. The career died from something no other profession has ever faced. Kids could watch people fail at it, all day, in real time. Every other dream job hides its losers. Nobody sees the actor who never got cast or the med student who failed her boards. The fantasy survives because the casualties are invisible. Influencing broadcasts its casualties. The algorithm serves a creator with 200 views right next to…