Ask Slashdot: Companies That Force Employees To Join Social Networks?

First time accepted submitter rubeon writes "Companies can get a lot of mileage out of social networking services from the likes of Google or Facebook. Chat, document collaboration, and video conferencing using services like Google+ Hangouts or Facebook's Skype are seductive additions to an IT arsenal. But a lot of people have privacy concerns about these services, and there's no shortage of horror stories how these sites track and exploit their users' habits. Would you work for a company that forced its employees to join a social network?"