Pika, a video platform for young people, announced a new feature through the X platform early this morning: videos can integrate AI-generated sound effects. Users can now seamlessly generate and integrate sounds into videos generated by Pika. They can use prompts to describe the desired sounds, or simply let Pika automatically generate sounds based on the video content. "If you think it's cool, it's because it is cool. Sorry, we muted it before!" At the same time, the official released a trailer and several DEMOs. The vehicle horns and swords in the trailer all match the video content, and in DEMO...