Some of you may find this interesting:

https://www.eventbrite.ca/e/kathryn-norlock-do-i-really-consent-to-twitters-terms-of-service-perspectives-on-ethics-tickets-74112332983 

Best Regards,
Ishtiaque

Syed Ishtiaque Ahmed
Assistant Professor
Department of Computer Science
University of Toronto, ON, CA
Ph: +1 647 220 3482
Skype: syed.ishtiaque.ahmed
My Availability: Google Calendar Link