[light_hue_1]

By market cap? Is the money using slack?

Company size when you're talking about tools for humans makes no sense in terms of market cap.

Plenty of companies with many more employees than Google use slack.

[Arainach]

Such as who? And are most of their employees actually using Slack or are a few white collar employees using it while 90% of their workforce has no idea?

[simantel]

IBM has ~300k employees and uses Slack.