
Slack CEO Stewart Butterfield’s tweetstorm vs. Wall Street Journal – Business Insider
kk / FlickrSlack CEO Stewart Butterfield. Stewart Butterfield, cofounder of Flickr and CEO of the office-communication software Slack, lashed out against a Wall Street Journal editorial in a tweetstorm Sunday night. The Journal editorial in question addressed the recent killings of nine people at Emanuel AME Church in Charleston, South Carolina, saying the event was…