The profit motive should drive the use, not the implementation of a trading system that effects the world economy so directly. I've maintained that the standar

The profit motive should drive the use, not the implementation of a trading system that effects the world economy so directly. I've maintained that the standard increment for trades should be hours or days, not microseconds. This way liquidity is maintained on a macro scale, and parasitic orders based on micro manipulations of the system are eliminated.