.@OpenAI announced 20-plus products and features at DevDay. We’re tracking what they mean—and how they hold up outside the demos. Always-on agents that work while your laptop is closed. Documents, spreadsheets, and slides inside ChatGPT. Your Plus or Pro usage in other apps. A preview of an API that makes small decisions from text and images. @danshipper has been testing the new tools, and our team is sharing reactions throughout the day. We’ve collected the hands-on notes, Vibe Checks, and…