Slack Passes 6 Million Daily Users And Opens Up Channels To Multi-Company Use

At its annual Frontiers event, Stewart Butterfield revealed his messaging company Slack has passed 6 million daily users and is opening up its channels to use by multiple companies at a time.

from Forbes Real Time https://www.forbes.com/sites/alexkonrad/2017/09/12/slack-passes-6-million-daily-users-and-opens-up-channels-to-multi-company-use/
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