The angst against HFTs is odd, as their revenue come from market growth and taking shares away from traditional Wall Street investment banks. Things like ETFs,

The angst against HFTs is odd, as their revenue come from market growth and taking shares away from traditional Wall Street investment banks. Things like ETFs, that most people seem to be positive about, depend on market makers to work. Without HFTs, people just pay more spreads for the same transactions. HFTs are a mirror of the world we live in, not the cause of it.