“You Buy It, You Break It” Perzanowski, Aaron WWW HEIN Corporate and Securities Law Law and Technology Washington and Lee Law Review 2017 “Unbranding, Confusion and Deception” Perzanowski, Aaron WWW HEIN Corporate and Securities Law Harvard Journal of Law and Technology 2010 “User Choices and Regret: Understanding Users’ Decision Process About Consensually Acquired Spyware” Perzanowski, Aaron WWW HEIN Corporate and Securities Law Law and Technology I/S: Journal of Law and Policy 2006