1. In reality most people simply do not do this, and frankly it's exhausting to be expected to always assume goodwill in a setting that is full of pure vanity.
2. There's a difference between technical documentation, which AI can be quite decent at, and product marketing. A README is usually about 20/80, maybe 50/50 for large FOSS projects. You can have the AI write the sections on how to install the thing for all I care, but as soon as AI is telling me why I should use it, you've lost me. Signals a complete lack of interest in your own product.
2. There's a difference between technical documentation, which AI can be quite decent at, and product marketing. A README is usually about 20/80, maybe 50/50 for large FOSS projects. You can have the AI write the sections on how to install the thing for all I care, but as soon as AI is telling me why I should use it, you've lost me. Signals a complete lack of interest in your own product.