Five years ago, Slack officially launched out of the ashes of a failed gaming project. Now the company is worth more than $20 billion.
원문출처 : https://www.cnn.com/2019/06/20/tech/slack-wall-street-debut/index.html
원문출처 : https://www.cnn.com/2019/06/20/tech/slack-wall-street-debut/index.html