MacroGlide on Instagram: "High-frequency trading has clear internal downsides for the firms that practice it, not just for markets. HFT strategies are extremely sensitive to technology failures, bad data, or model errors, where a small bug can generate thousands of losing trades in seconds, as seen in cases like Knight Capital’s 2012 software failure that wiped out about $440 million in under an hour. Competition also erodes profits quickly: as more firms deploy similar low-latency strategies, s