Imagine that you own a small shop the sells various goods. Someone comes in and pays you $850 for your products using a credit card. A week later, you are checking your accounts and discover that $850 has been charged back and is no longer in your account. When you inquire, you find out that your customer had stolen that card and the funds have been returned to the person who actually owns the card.

BitGold is not a scam, you just got screwed by a thief and are bitter. The company is publicly traded and backed by world-famous investors. You interact with shady characters using stolen cards online. Do you research next time and choose your friends better.