No, it's just counterproductive to attack warning signs instead of attacking the thing they are warning you about.
Teenagers could have predicted this was the likely outcome.
Whoever wrote it was either incredibly incompetent in not predicting this outcome or intended this outcome.
I see you being deliberately antagonistic and strawmanning an opinion you disagree with.
Have you really not noticed how defensive and antagonistic cookie banner supporters become when people say anything negative about it?