Chatblu makes the point that “this whole ‘person’ thing is becoming a wildly overpopulated ‘hood.’  … A person can be as tiny as a sperm or as large as Microsoft.”
However, the membership of women in the category remains unclear, although they are within the size range.
The most lucid explanation to date came just recently. Jessica Winter  finally answers the question for us.
All my adult life, I’ve been pretty sure I’m a sentient, even semi-competent human being. I have a job and an apartment; I know how to read and vote; I make regular, mostly autonomous decisions about what to eat for lunch and which cat videos I will watch whilst eating my lunch. But in the past couple of months, certain powerful figures in media and politics have cracked open that certitude.
Read on for the thrilling conclusion !