If you’re a fan of Instagram, and many hundreds of millions of you are, there are plenty of reasons to be worried about a pair of resignations that came out of nowhere Monday night, sent tech Twitter into a tizzy and signaled the arrival of a significant new chapter for the biggest social networking company on the planet.
We’re talking, of course, about the surprise departures of Instagram co-founders Kevin Systrom and Mike Krieger, who gave a short statement about the news that’s arguably more notable for what it doesn’t say than what it does.
