For
It is part of marketing and competition.
Against
It manipulates people into buying things they do not need.
Anonymous excerpts, translated where noted.
“The more I pay attention to my own buying habits, the more I realize how insanely important social proof is.”
“Sales. Limited Time. Limited quantity. Stating how much was saved after a sale. Free so long as a other is purchased.”
“As a customer I hate it… as a marketer I want to have a great relationship with my customers and not trick them”
“Dark patterns make customers unhappy and cause them to lose trust in a business.”