Very respectfully, I personally think your comment is very out of touch with reality and might end up having the same accuracy as the one that was criticizing D

Very respectfully, I personally think your comment is very out of touch with reality and might end up having the same accuracy as the one that was criticizing Dropbox for not being particularly unique [1]. Slack is immensely viral, in Silicon Valley it's basically used by almost every single tech person, its network effect is gigantic. When I glimpse at people's phones on public transportation, a large portion of folks are interacting with Slack. And that's not only used in startups, also in massive companies, both big "old" enterprises such as IBM as well as "new" enterprises like several FAANGs. [1] https://news.ycombinator.com/item?id=9224 https://news.ycombinator.com/item?id=9224