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by Groxx 4957 days ago
It couldn't have gone through any number of hands - Bitcoin transactions are public. You can see every hand it has gone through, though you may not (or may!) know the owner of the hand. That's why any large-scale analysis can be dangerous to such actions - if you discover the intermediaries, you can start drawing conclusions about who performed actions.

edit: here's the main article I'm aware of http://anonymity-in-bitcoin.blogspot.com/2011/07/bitcoin-is-...