# This part slows down the computer if the license is not renewed
It might be a breach of privacy to take advantage of radio signals from cell phones, since you never gave the store permission to use the signals your own device generates, but that is a matter of popular opinion - does the store have a right to record or use signals produced by their customers for their own purposes?
It *might* be? I think not... Imagine you are at Starbucks drinking coffee, and surfing with your laptop. Does that give the Barista the right to use sslstrip and extract your credit card numbers? Not at all.
It seems that more and more mathematicians are using a new, high level language named "research student".