While you can try to figure out what Cody (aka Doctam3) does, the reality of the situation is that a surgeon could make enough, but so could a lot of other professionals. I've worked in Customer Service for 15 years, and you would be surprised how often someone who makes $30000 a month or a lot more would walk in my store. And with that amount of income, sure you could have a lot of overhead, wife, 5 kids, 3 mortgages and debt, if you don't have those, then you have plenty of money for cars. Especially if that's what you are in to. He's in his late 30s, and he hangs out with known app developers, so my guess is that he made an app and hit it big.