Re:A High Frequency Trader's Apology, Pt 2
by cynicalkane on Thursday April 26, 2012 @07:49PM
(#3896719)
You're confusing flash orders on ETNs with paying exchanges for flash orders. Only the DirectEdge exchange has flash orders. That's a pretty minor thing.
And also because they have paid to get the information 0.5 second sooner, so that they could trade on their insider information.