I think you have to be a little bit crazy to sell anything on eBay. But anyway, it struck me that there is a way to make money here (buy BTC then charge it back

I think you have to be a little bit crazy to sell anything on eBay. But anyway, it struck me that there is a way to make money here (buy BTC then charge it back), the author just found himself on the wrong side of that process. As they say, if you don't know who the sucker is, then it's you.