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Pornhub blocks North Carolina and Montana as porn regulation spreads
(www.theverge.com)
This is a most excellent place for technology news and articles.
Public harassment? Humiliation? How about using those photos with malicious purpose without consent? Sure it's must be some kind of defamation?
Also, I don't think you can just following a stranger and take their pictures just because it's "public space". There must be some kind of limitations to that.
Did you forget about the Paparazzi? Their job is to literally follow celebrities and take pictures of them in public.