New messaging app may replace e-mail.

• Position: TECHNOLOGY - Slack - Brief article

The new messaging app Slack is emerging as a possible replacement for e-mail. What makes this app different from other group chat apps is that it includes automatic archiving of all interactions, a good search engine, and strong device interoperability. It is hosted online, customizable, and reportedly easy to set up and maintain.

According to an article in The New York Times, Slack is "one of the fastest-growing business applications in history." After one year of operation, the app serves about a half-million workers "including at such large enterprises as Walmart, Comcast and The New York Times--as a partial replacement for email, instant messaging, and face-to-face meetings."

Stewart Butterfield, Slack's cofounder and...