In the video, a person is seen holding a pen and pointing it towards a computer screen. The screen displays a white background with black handwritten text and diagrams. The person appears to be explaining or analyzing the content on the screen. The handwriting is not clear, but it seems to be related to some form of technical or scientific information. The person's movements are deliberate and focused, suggesting that they are knowledgeable about the subject matter. The video does not provide any additional context or information about the content on the screen or the person's identity.