Stupid is not the one who asks, stupid is the one who gives.
Who are you to comment or question in what way the guy makes him money as long as he doest ripp anyone?
Maybe others are too lazy to search or dont know where to search .
If will pic up a rock from the street (public) and put it here or anywhere i want on sale for 10k ,and if someone is willing to pay that amount for it , whats the problem? You will come and tell me its public?