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 Plenty of startups have tried and failed to make enterprise software sexy, but Slack made it viral. Its growth rate is unheard of. Both Slack’s daily user count and its paid seat count are up 3.5X in just a year. Tons of people have still never heard of it, but with this momentum, they probably will soon. What the growth means for Slack is network effect. Each person who joins makes… Read More

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