All companies exist because structures are created that enable them to exist. We do this because by facilitating companies we get employment, goods, services a

All companies exist because structures are created that enable them to exist. We do this because by facilitating companies we get employment, goods, services and wealth for owners. Of these the utility from wealth for owners is the least significant. From the point of view of a retirement saver who invests at a single price per day, high frequency traders do hold positions for close to zero time. So in this zero sum game hft traders are just reducing our income.