Is Slack, unprofitable w/ $30MM yearly revenue[1], really worth almost as much as Twitter, unprofitable w/ almost $2BN yearly revenue? That's a lot of growth to

Is Slack, unprofitable w/ $30MM yearly revenue[1], really worth almost as much as Twitter, unprofitable w/ almost $2BN yearly revenue? That's a lot of growth to account for. [1] http://www.businessinsider.com/slack-expects-30-million-revenue-2015-7 http://www.businessinsider.com/slack-expects-30-million-reve...