Does a complex, interwoven network of banking and stock tools represent some nascent AI system?
"Most intriguing, though, is the idea that no one is responsible – that instead, the systems are doing it for themselves. The financial markets’ digital systems are now so complex, and the number of organisations using bespoke trading bots so huge, that the interaction between the programs could well be generating emergent phenomena spontaneously. That is, these patterns are just weird side effects that come about in much the same way that fractals come about as a result of chaotic phenomena, emerging fully formed from the ether with no design or overall purpose. But they are nonetheless there, asking for quotes and behaving in ways that every so often have an influence on trading."
Read more of this weirdness at Fortean Times