There is the fun example of a trade that was made before that information should have been physically able to arrive, based on speed-of-light limits. [1] (2013)
The article says "Presumably there will be a hard look into what exactly happened..." but I wonder how hard that look was, and how often that stuff still happens.
The regulators looking at gold futures would have been contending with manipulators placing massive orders in bad faith, trying to trigger stop loss. That all led up to the flash crash.
The article says "Presumably there will be a hard look into what exactly happened..." but I wonder how hard that look was, and how often that stuff still happens.
[1] https://www.washingtonpost.com/news/wonk/wp/2013/09/24/trade...