hatGPT is the latest and most impressive artificially intelligent chatbot yet. It was released two weeks ago, and in just five days hit a million users. It’s being used so much that its servers have   reached capacity several times . OpenAI, the company that developed it, is already being discussed as a potential Google slayer. Why look up something on a search engine when ChatGPT can write a whole paragraph explaining the answer? (There’s even  a Chrome extension  that lets you do both, side by side.) What it can (and can’t do) ChatGPT  is very capable. Want a haiku on chatbots? Sure. How about a joke about chatbots? No problem. ChatGPT can do  many other tricks . It can write  computer code  to a user’s specifications, draft business letters or rental contracts, compose homework essays and even pass university exams. Just as important is what ChatGPT can’t do. For instance, it struggles to distinguish between truth and falsehood. It is also often a persuasive liar. ChatGPT is a bit