Good ole' forced continuity[1]. BTW, what OP describes is also a dark pattern[2]. I guess they use darkpatterns.org as their handbook. [1] http://darkpatterns.

Good ole' forced continuity[1]. BTW, what OP describes is also a dark pattern[2]. I guess they use darkpatterns.org as their handbook. [1] http://darkpatterns.org/library/forced_continuity/ http://darkpatterns.org/library/forced_continuity/ [2] http://darkpatterns.org/library/friend_spam/ http://darkpatterns.org/library/friend_spam/