We all know about the cryptocurrency Bitcoin, but do you know about Dogecoin? Its figurehead, the grammatically-challenged Shiba Inu, quickly became an Internet sensation called the Doge meme, and was adopted as the mascot for Dogecoin. However, before you go out and buy yourself some Dogecoin for you and your buddies, you should know that its database, the Doge Vault, has been hacked.