Jack Antonoff has written for Taylor Swift and Kendrick Lamar. Gary Gershoff/Getty Images Jack Antonoff defended traditional songwriting as a "holy process" in an open letter. Antonoff denounced AI-generated music as a way to fake making art. He isn't the first artist to condemn the use of artificial intelligence in the arts. Artificial intelligence has seeped into many industries, and one hit songwriter has a strong opinion on its place in the arts. Jack Antonoff, the 42-year-old singer-songwriter who has worked with Taylor Swift and Kendrick Lamar, published a letter Thursday in defense of the "ancient ritual" of making music. In an Instagram post, Antonoff slammed those looking for a way to make songwriting easier or quicker. "You don't have to write music anymore, you don't have to record it, and you don't have to bring the band out and play it," Antonoff said. AI-generated content has made its way into fields from academia to illustration to music.…