Earlier quoted context omitted.
> A better analogy would be an owner of a valuable piece of property who wasn't putting it to good use. So if you were not putting your backyard to good use you would not feel too bad if your neighbors decided to encroach on it?
Yes. This is the point of adverse possession: http://en.wikipedia.org/wiki/Adverse_possession Land should not remain unused.
"They paved paradise, put up a parking lot." Joni Mitchell
IANAL, but I have a hard time believing that a court of law is going to issue a judgement of adverse possession where the perpetrator used fraud/identity theft, extortion and blackmail to come into possession of it.