When we first started Glitch, there were four co-founders of the company. We built Flickr and worked together at Yahoo and then started Tiny Speck. We were split in Vancouver, New York, and San Francisco. So we used an old chat technology called IRC. Almost nothing went through email.

All the people on the Flickr team are committed to what we're doing, which is to be the eyes of the world.

A company like Adobe, there are dozens of different teams that are using Slack. Each of those elected to use Slack independently.

Stewart Butterfield Quotes