I was looking for a screen capture utility and came across this page. From the comments below (and the developer's admittance) I would strongly suggest any users considering this application to look elsewhere.
I am saying this because any good mathematician will tell you that even as a legitimate user there is a probability of mistyping the serial number which then will be considered a 'pirate' by this program and have your files deleted.
This type of policy is treating everyone like a criminal and in some countries it actually breaks the law by its actions. VT should remove it.