They were acquired by Salesforce: http://techcrunch.com/2012/05/01/the-team-from-yc-backed-stypi-heads-to-salesforce-to-work-on-enterprise-collaboration/ http:/

They were acquired by Salesforce: http://techcrunch.com/2012/05/01/the-team-from-yc-backed-stypi-heads-to-salesforce-to-work-on-enterprise-collaboration/ http://techcrunch.com/2012/05/01/the-team-from-yc-backed-sty...