Agreed. I didn't say it's definite, I said it's a strong signal. Even strong signals need to be weighed against other available data. Apple Maps shows stop sig

Agreed. I didn't say it's definite, I said it's a strong signal. Even strong signals need to be weighed against other available data. Apple Maps shows stop signs and traffic lights on the map. A database like that would be another strong signal, but also not always accurate.