It is currently impossible to confirm whether the novel or the music came first because this question involves legal issues such as copyright and intellectual property rights. We need to understand the relevant laws and regulations before we can answer. However, according to what I know, The World was originally a novel rather than a video or music, but it was later adapted into a TV series. Therefore, it could be said that the original form of the world was a novel rather than a video or music.
We can conclude that the MC Minecraft video is a survival game video with Minecraft as the theme. These videos showed different plots and challenges, including encountering zombies, using a summoned avatar to save himself and his family, and discovering the mysterious outpost. However, the specific content of the video, the creator, and the publishing platform were not found in the search results.
We can conclude that Titanfall 2 had multiple commentary videos for the first episode. To be specific, there was a Chinese version of the Titan Fall 2 battle video, a Chinese version of the Titan Fall 2's difficult and perfect battle strategy, a video of the Titan Fall 2's battle strategy, and so on. However, the search results did not provide a clear answer as to which was the first episode of Titanfall 2. Therefore, I don't know which one of the commentary videos for Titanfall 2 is.
We can get the following answer: My Altay is a mainland TV series, directed by Teng Congcong, starred by Ma Yili, Zhou Yiran, Yu Shi, etc., a total of eight episodes. The drama told the story of Li Wenxiu, a Han girl who grew up in Altay, pursuing her literary dream in a big city, but was forced to return to her hometown and rely on her mother, who ran a small shop. Although the search results did not provide a specific video link, you could watch the complete series on platforms such as iQiyi.
It's usually straightforward. Just look for the 'add media' or 'insert video' option within the story creation interface. Then, select the video file you want to add from your device.