For years, music producers and audio engineers have joked about the day artificial intelligence would be able to hear a record and tell them how to mix it better. In a recent episode of a new series called Learn With Firm, that idea moved closer to reality. The host, a hobbyist producer and audio enthusiast, tested Gemini’s ability to analyze full audio files and offer detailed mixing and mastering advice. What he discovered was not a replacement for human engineers, but some