Every once in while, someone will comes out with ingenious idea of how to get more money from AdSense in less than honorable ways. He will announce to the whole world, posting in every forum and tell people how smart he is. His idea is always untraceable by Google, it is always original, and it always gives easy money. More click fraud means less trust, less advertisers and less money, to the extent that if unsolved it will bring collapse to pay-per-click advertisement business. Now. Do you think Google will let you jeopardize their billion dollar business model?