Tangentially related. I'm using rocket chat - it's open source (MIT) alternative to slack. And i think it would be easier/safe for companies to adopt self hos

Tangentially related. I'm using rocket chat - it's open source (MIT) alternative to slack. And i think it would be easier/safe for companies to adopt self hosted solution or use already trusted company like Microsoft. Slack had great UX - but one cannot compete only with that because it could be copied. Maybe Slack have some comparative advantage that could not be copied.