in real life a simple tag won't make any difference

its like printing something on paper and believing that just because you stamped it, people won't photocopy that paper. that is absurd. if the content on that paper is valuable then it's safe to assume people WILL keep a copy of it. that's the reason why scanners don't let you scan money

nostr makes the whole process infinitely easier, its a matter of unchecking a box on your relay settings, and broadcasting the event with a single click