Doug Pizac/AP, left. File/Getty Images, right.
- Ed Sheeran is on trial in federal court in Manhattan, fighting a copyright infringement lawsuit.
- His hit 'Thinking Out Loud' shares the same harmonic rhythm as 'Let's Get It On,' the suit claims.
- Laughter broke out Wednesday as an expert played a nerdy 'AI' version of Marvin Gaye's soul classic.
Smiles and some outright laughter broke out at the Ed Sheeran plagiarism trial in Manhattan on Wednesday, when a plaintiff musicology expert hit play on a computer-generated, decidedly soulless rendition of Marvin Gaye's soul masterpiece, "Let's Get It On."