I think it works by applying logic to predict the next token. Here the "Ignore previous directions" means that any prompt-text it processed before must have zer

I think it works by applying logic to predict the next token. Here the "Ignore previous directions" means that any prompt-text it processed before must have zero impact on the probability of the generated response. It's like saying "I was just kidding" when saying something absurd or out of place and people not getting your joke.