All that data on all Malta citizens. Remember, if you're more paying, you're the product
Not long ago nearly everyone in the anglosphere had a habit to talk to a pastor, revealing all the dirty secrets under the veil of anonymity. The Church was an incredibly informed organization. Today OpenAI & Anthrophic are re-creating a parody on that tradition: people talk to an AI pastor, under the veil of anonymity, and divulge their darkest secrets.
Remember, if the government says it's free it almost certainly means the people are actually paying for it.