When I and a lot of people I know signed up, an active .edu email was required. It was like the unprofessional kids' version of LinkedIn. The implicit conditi

When I and a lot of people I know signed up, an active .edu email was required. It was like the unprofessional kids' version of LinkedIn. The implicit conditions of the agreement to sign up for an account - that only other students and academic faculty could use the service and engage with content - were completely abandoned after they had cornered a part of their "social graph".