Flickr co-founder launches Slack, an all-in-one messaging tool designed to kill email forever

Many companies have tried to come up with a single service that allows teams to work effectively without email, but former Flickr founder Stewart Butterfield believes he has done it with Slack, which integrates with dozens of different data sources including Twitter

Full Story: http://gigaom.com/2014/02/12/flickr-co-founder-launches-slack-an-all-in-one-messaging-tool-designed-to-kill-email-forever/