Two years ago, just before Michael Lewis released Flash Boys starting a sharp if brief revulsion against parasitic, predatory High Frequency Trading frontrunners, which delayed Virtu's IPO by one year, we broke down Virtu's 2013 net trading income by product line. We were not surprised to find that of the $45 million in total growth, the largest income category, US stocks growth was a tiny 5% of all, rising by $2.3 million in 2013. In fact, between EMEA, APAC and US Equities, there was very limited growth in 2013, while commodities posted an outright trading income decline. It appeared to be the case that growth in conventional products has indeed plateaued, as more and more HFT competitors rush in. And yet, one product stood out. It is highlighted on the chart below: FX.