https://medium.com/fast-company/how-slacks-search-finally-got-good-9f0a1701d0f9 > Five years ago, Slack was an unknown business collaboration upstart available only in a private beta test. Already, though… > Continue with FacebookContinue with GoogleMedium curates expert stories from leading publishers exclusively for members (with no ads!). Register for a free account to begin your member preview.