On today's episode of the Ian King Business podcast, economist Simon French looks into how the unusually warm weather in September led to a larger than expected fall in retail sales.Elsewhere, consumer confidence in the UK has suffered its biggest monthly drop since March 2020 - the month of the first Covid-19 lockdown.Ian also looks at UK government borrowing, and the artificial intelligence company behind the chatbot ChatGPT is reportedly in talks with investors about a possible sale of employee shares.