New Delhi, Sept. 20 -- I just spent the better part of an hour trying to get ChatGPT to format a document and end a chat. But it was in no mood to stop. We went through some 20 repetitions of generating the same ten-page document for which I had asked for paragraph breaks and subheads for better readability. But what I kept getting was a 300-page 'report' with eight words to a page.

"Do you want me to regenerate the document with shorter paragraphs and subheads for better readability?" ChatGPT kept asking me after I prompted it to do just that. Seconds later, it would come back with the same errors, confidently telling me it was now perfect-except it wasn't.

I would show it an image of a page, and it would be very sorry. It would descri...