Voice analysis shows striking similarity between Scarlett Johansson and ChatGPT 2 years ago
So from the article : 2% of 600 professional actresses voices are more similar to Sky's than Scarlett Johansson's. This means than for 3 feminine voices provided by open AI, there was about 1 in 17 chances to get a voice that similar to Johansson's without planning it. That's not something that seems too unlikely.