[Aqueous]

Yes, the opportunities for forensic analysis on BitCoin are much greater than in a traditional currency where money can disappear into the void and re-enter the economy somewhere else without any word on what happened in between. In some ways I wonder if criminals of the future won't prefer the dollar to conduct their illegal activity.

[simplemath]

Physically moving dollars is the hard part of conducting black market business in dollars.

Obscuring a wallet address is far easier than physically smuggling cash.