C.E.O. Kevin Systrom on Instagram’s 5-Year Anniversary
“When we built it, we built it for photo-nerd hipsters in San Francisco, like myself and my co-founder, who listen to Modest Mouse and wear plaid.” It is time to send the happiest of fifth-birthday wishes to Instagram, the ubiquitous app that’s spurred the rise of the duck-face selfie, #nofilter,...













