The acquisition provides Salesforce with an inter-company network effect that is highly disruptive to email.

“what they did get whether they know it or not is an inter-company edge effect which is the most disruptive thing to email and in the hands of salesforce and that sales team i think it has the ability to really be a very disruptive um force for good in enterprise software”

Slack was too slow to embrace enterprise sales, which is necessary because enterprises do not self-close.

“The big learning from yammer uh you know we learned this at yammer from 2008 to 2012 is that enterprises don't self-serve right they don't self-close bottom up sas products are phenomenal for generating top of funnel basically generating leads but you have to have sales people close the deals”