So–ever heard of The Singularity? Ray Kurzweil and Vernor Vinge have written about the creation of artificial intelligences…as our species last creation. Keep a lookout for large scale behaviors that are an expression of the hive intelligence of the Internet.
Trading robots are the modern financial weapon that could rule/ruin our retirement savings. Consider that in order to make maximal gain on markets, making hundreds of thousands of transactions per fund is desired. NASDAQ and other markets are using some of the fastest Linux super-clusters to provide 2 millisecond transactions for real-time trading purposes.