The special effects are done as a parody, as you might be able to tell from the fact that his background is a green screen with nothing on it. His usual viewer

The special effects are done as a parody, as you might be able to tell from the fact that his background is a green screen with nothing on it. His usual viewers will be familiar with his “ML news” videos where the parody is way more in-your-face. His usual style of video is a rather dry screen capture of him annotating a PDF, so I guess he does it for some lighthearted relief.