1. You might have heard the story of the black female doctor who was told they needed "real" medical professionals when she came forward for a request for medical assistance. But as a result, she met with the airline and they are revising how they ask flight crew to seek out assistance.
2. My grandmother always had cats. Once she was suffering dementia, it was tricky as dementia patients are not good at remembering to feed and clean up after animals. My family's solution involved a very understanding assisted care facility and daily visits from a cat care assistant. But robotic therapy cats might be a much more achievable solution for many.
3. This is framed as a lazy dog, but I would argue that the dog has learned efficiency, and that the Roomba will just go around it.