latency arb ?
They move 14 dax lots several times from a buy to a sell in just 0 1 or 2 seconds with a difference of 3 or 4 daxpoints.
As a former futuretrader at Eurex I know this is completely rare and not possible for all the times they claim this.
What about the verification through the broker.?
This can't be done in a real account, with real turnover.