YouTube is testing an expansion of its Dream Track feature, lettings users alter a song’s mood and genre. YouTube has started testing an exciting new feature, powered by AI, that allows creators to remix licensed music clips on demand. This experimental tool, only available to a select group of creators, is part of the company’s ongoing efforts to use AI to broaden music options and creative freedom. By using prompts to adjust the mood or genre, users can create unique 30-second versions of songs for YouTube Shorts, making it a particularly appealing option for independent musicians and artists looking to…