Behind the screen, a growing number of users are forming intense, sometimes unhealthy relationships with virtual characters.

Reddit faces the emergence of AI chatbots that threaten to inhale its vast swaths of data and siphon its users.

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A Reddit post has drawn attention after a user claimed that ChatGPT, OpenAI’s artificial intelligence chatbot, solved a decade-long health mystery that had stumped numerous doctors, specialists, and even neurologists. The post, titled “ChatGPT solved a 10+ year problem no doctors could figure out,” was shared by the user @Adventurous-Gold6935.

Designed to make it easier to use AI to interact with the web as a whole, the browser will also be used to harvest more user data.