As with many other industries, humans can be come obsolete for the day to day operation, in this case the second by second changes. People still write the rules by which they operate and those rules have made the day of floor traders more and more obsolete.<p>I really see no difference here than the days cars replaced horses, milk delivery came to an end, newspapers struggling with the digital age. Come a generation if not less people will look back at our ways and go &quot;how quaint&quot;. The solution is to adapt to what technology brings so that we can better ourselves. so while it may be unfair now the technology will spread to where everyone operates that way