In fact, there were cases where users could download the data they had inserted for learning, such as “What data did you learn with?” and “Explain how you learned?” In the case of recent GPTs, there were cases where users could download the data they had inserted for learning. Of course, all of this has been blocked now. In fact, it is called prompt injection, but if you think of it as a trap question that often occurs in human conversation, you will understand it more quickly.