This father couldn't afford treatment for his son. So every morning, he takes him to the beach and buries him halfway in the ground, upright.
This is to help him build lower body strength so that he can learn to stand and walk.
Instead of watching an hour of Netflix, watch this 2 hour hour Stanford lecture will teach you more about how LLMs like ChatGPT and Claude are built than most people working at top AI companies learn in their entire careers.