This should be read as:

If you take a huge amount of human-written text soup, train a neural network on it, add a system prompt “You are a helpful assistant”, and then feed it a context consisting of (a) a mailbox with information about someone’s affair, and (b) the statement that this assistant is going to be switched off, then that neural network may produce a text with blackmail threats solely because similar patterns exist in the original text soup.

…and not as:

Warning! The model may develop its own questionable ethics.