Every day for the past month, I’ve had a coffee date with AI. I literally sit down, with a cup of coffee, with an appointment on my calendar that says “coffee with AI”. During that time, AI (I’ve used ChatGPT, Gemini, Perplexity, Claude, and Venice) and I literally have a chat, the way I would with a friend. It’s not “write this letter for me” or “do this or that.” No, it’s a chance for us to have a conversation about whatever topic I want. Many days, recently, at least, it’s been about quant...