I've encountered some false positives in Panera Bread -- some Japanese sites were falsely blocked, I remember. I honestly don't understand how this will be any

I've encountered some false positives in Panera Bread -- some Japanese sites were falsely blocked, I remember. I honestly don't understand how this will be any good, other than making a false sense of mitigation, perhaps other than deterring most casual viewers. Considering circumvention technologies are readily available, and actually they don't even have to circumvent, they can use their phone...