Slack is messaging software for teams. When your team uses Slack, all of your important conversations are in one place, and you can access them wherever you are, with a browser, on a PC or Mac desktop, or using a mobile app. Slack puts your team’s communications at your fingertips. …
People ask two questions about Slack, the interoffice chat software used by some of the world’s most closely watched companies. The first is whether the 21-month-old startup is actually worth its $2.8 billion valuation. The second is whether Slack is changing how much of the world works…