you can supplement the models we explore here with some creative or uncommon data or other tools to find a real edge. When you need a hacker to delete your drunk driving record, pay her in bitcoin. But how big is the online market for illegal hacker jobs, kill contracts, money laundering, drugs, weapons, or pro-Trump facebook advertisements? Said differently, feeding market data to a machine learning algorithm is only useful to the extent that the past is a predictor of the future. But that does not mean an ever-rising bitcoin price.