I bought some miners from these people last year when experimenting with cryptocurrency. It wasn’t worth it and I’m glad I sold the lot of it on eBay.

The Securities and Exchange Commission charged controversial cryptocurrency entrepreneur Josh Garza and two of his companies, GAW Miner and ZenMiner, with running a Ponzi scheme to defraud people.

Source: SEC Finally Charges Shady Cryptocurrency Company for Running a Ponzi Scheme