'Blindspot' App Funded by Stars Like Nicki Minaj and David Guetta Encourages Bullying, Critics Say

The campaign against the ‘wacky’ and ‘fun’ anonymous messaging app founded by Bar Refaeli’s brother is being spearheaded by Israeli teens themselves.

It was supposed to be the naughty, cool, cutting-edge new text messaging app that took the market and youth culture by storm. “Blindspot,” with its jaunty...