Rakuten, an e-commerce platform, has reportedly fixed issues twice as quickly using OpenAI's Codex. Codex is a code generation tool that can write code in various programming languages. The exact nature of the issues and how Codex was used to resolve them are not specified on the OpenAI website. --- Why it matters: This matters because it shows potential for AI tools like Codex to improve software development efficiency, which could be especially useful for large-scale applications or teams with tight deadlines. Source: https://openai.com/index/rakuten