Latency in Options Order Routing: What Actually Matters
Trading platforms love to advertise speed, sub-millisecond this, ultra-low-latency that. For most retail options trading, those milliseconds are noise relative to the costs that actually determine your outcomes: the bid-ask spread you pay on every trade and the slippage you take in bad conditions. This separates the latency that matters from the latency that is marketing, including a trap in how speed is measured.