Because this is the first glimpse of a world where anyone can start a large, programmatic smear campaign about you complete with deepfakes, messages to everyone you know, a detailed confession impersonating you, and leaked personal data, optimized to cause maximum distress.

If we know who they are they can face consequences or at least be discredited.

This thread has as argument going about who controlled the agent which is unsolvable. In this case, it’s just not that important. But it’s really easy to see this get bad.