Even fakeable evidence can be useful. If a hair is found at a crime scene today, you have to take into account the fact that it's possible (if unlikely) that s

Even fakeable evidence can be useful. If a hair is found at a crime scene today, you have to take into account the fact that it's possible (if unlikely) that someone could have planted it there. We'll probably end up in a similar situation when you pull video from a security camera, and you'll have to weigh the possibilities of it being real or fake, even if you can't tell either way.