eBay has added a new category for virtual currency, allowing its users to sell and exchange Bitcoin, Dogecoin, and other cryptocurrencies. First spotted by Coindesk, the section also allows the sale of shares in mining operations and mining contracts. However, these arent your everyday auction listings. Most virtual currency listings on the site right now are classified ads, meaning that eBay isnt actually overseeing the individual transactions. Youll have to set up payment and other specifics privately with each seller. …