The post proposes a feature for ChatGPT that would transform it from a reactive tool to a proactive personal assistant. The suggested feature includes scheduled and flexible check-ins that could help users by providing useful prompts during periods of inactivity. The author emphasizes the importance of user control over the frequency and nature of these check-ins, aiming to enhance human-AI collaboration without creating pressure. This evolution toward a more interactive AI could make it a more valuable asset in users' lives.