The owners of the gambling sites were brought to jail. If SatoshiDice wants an IPO, they need to start protecting their assets because if US cracks them down then we'll have nothing..
I don't believe the owners of the sites were actually arrested:
The payment processors who billed out for the really expensive golf balls, ya -- jail. The bank officer who allegedly accepted a bribe related to this, ... ya - jail.
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Federal law prohibits sports betting, but experts are divided over whether it clearly prohibits online games like poker and blackjack.