OT: Regarding HFT, the war for minimal latency via fiber and colocation of infrastructure has been around for awhile,
but one talking head, discussing the unlevel playing field,
said the problem could easily be solved: charge HFT organization
a small fee for submitting an order, whether executed or not;
that would squelch this practice.
One of the panel was clear to discriminate between the benefits
of HFT in providing liquidity, and the abusive subset
of the HFT practices: the predatory activities.
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