It’ll be bundled with other atlassian products. Less hassle to integrate with those, one less service to log into, one less monthly payment, etc. Slack is possi

It’ll be bundled with other atlassian products. Less hassle to integrate with those, one less service to log into, one less monthly payment, etc. Slack is possibly better for someone who doesn’t use atlassian products. Also, many people use skype for business, and so slack faces the exact same problem.