OpenAI’s viral chatbot is approaching a major shift, as new leaks strongly suggest that ChatGPT will soon include advertising across its platform.  The discovery arrives just after ChatGPT’s third anniversary, a milestone that highlights the chatbot’s extraordinary rise since late 2022, when it went mainstream and rapidly accumulated hundreds of millions of users (Yahoo). With an estimated 800 million people using ChatGPT today, most of them on the free tier, the introductio