Posted in EMS subreddit, user blocked me when I claimed it was AI after saying the only thing he did was edit the picture. Asking here because image says it has a synthID from openAI. But is it possible to be a real picture that used AI to edit it?

Posted in EMS subreddit, user blocked me when I claimed it was AI after saying the only thing he did was edit the picture. Asking here because image says it has a synthID from openAI. But is it possible to be a real picture that used AI to edit it?