I sell GPU mining rigs on craigslist. When this guy came across my listing, this was his opinion...

"Your a piece of shit. Stop building these rigs. People like you are the reason graphic cards are so overpriced, bit coin is going to crash it's a make believe currency that has no backing."

http://farm5.staticflickr.com/4739/38371674905_5a63cf3683_z.jpg

His phone number is (810) 293-5901

Not sure if reverse number searches are accurate, but looks like it maybe Gary Dues from Flint, MI area...

https://www.instantcheckmate.com/people/gary-dues/

Public Facebook, wide-open...

https://www.facebook.com/gary.dues.92?hc_ref=ARQGZyiiYsEpT_49qcUypnYgafOAgeXQWthKpdn13Uqf6-5zQgqVdL3l-6BAsERkGrM