There's a non-zero chance, but if enough people are using a service, it's probably OK. And you can just put a bit through at a time, so you never risk a ton. Th

There's a non-zero chance, but if enough people are using a service, it's probably OK. And you can just put a bit through at a time, so you never risk a ton. The fees are 1-3%. It provides privacy. Why should Coinbase be able to see where my money went? As far as clean, if a criminal is cleaning their own money but gets other "dirty" coins, that's fine, since they're not connected to any crimes they committed. Plus, presumably, the other dirty coins will be spread over so many users that it just does not provide a real return on investment for LE to follow.