Slack search isn't perfect but it's surprisingly good. I use it frequently to get up to speed on something I'm being brought in on. We used to use some crappy M

Slack search isn't perfect but it's surprisingly good. I use it frequently to get up to speed on something I'm being brought in on. We used to use some crappy Microsoft instant messenger and I can't imagine going back. Slack, Confluence, issue search and code search make such a huge difference that I don't think I could comfortably live without them or some equivalents.