More than 10 million people use Slack every day, mostly to communicate
with co-workers. The app has gained so much popularity in the five-plus
years since its launch that private investors value the company at over
$7 billion.“I love my people, but they never shut up on Slack,” said the CEO of a security company who asked not to be named so he could speak openly about his concerns. “It’s very good for productivity, but the problem is we’re working on security, so we have to be careful about what we say.”
Employees communicate on Slack using “channels” to focus conversations on various topics specific to different departments. It followed corporate chat tools from Microsoft, Google and Cisco as well as a plethora of start-ups, but none gained Slack’s level of adoption or had so much success in pulling workers away from email and into messaging groups. more
