I sold my first ~500 to DPR when he was building liquidity in preparation to open Silk Road. As I recall, he was offering about $1. That was after I totally got the lack of anonymity, but before the first reliable mixing services.<p>I did well on investments and earnings from late 2012 through late 2013. And I managed to invest much of it in co-located servers. But it was nothing like $500K. So it goes.