This is a blog post about: https://arxiv.org/pdf/2511.11759 There are more links in the post.

In the abstract of that paper: "In a human validation study with 108 senior vol- unteers, AI-generated phishing emails successfully compro- mised 11% of participants."

The Introduction mentions: "Americans aged 60 and older reported losses of nearly $4.9 billion to online fraud in 2024"

I would say that is a big deal.