If you're the smaller startup that has a real focus and traction with customers, you have some advantages against the large incumbent that has multiple lines of business, because it's harder for them to focus.

Communication is the most fundamental thing that people do inside of organizations ... People spend more than 50% of the time on basic acts of internal communication and coordination.

Typically, Slack adds ~5,000 new paid teams per quarter. Halfway through quarter two of 2020, they've already added 7,000.

Slack is a great tool for working from home, but its bigger contribution is giving an organization the agility and responsiveness necessary to make the transition to working from home.

Every time I've ever driven past a mom and pop store or restaurant that's gone out of business, it's always upsetting. It's someone's life work and they're probably bankrupt—it ruins them. Think about the cascade of that.