Arthur Hayes

Design and public deployment of perpetual futures with a funding‑rate mechanism created a new paradigm for continuous leveraged exposure without fixed expiries. Technical choices around funding rate calculation, index construction and liquidation ladders became reference implementations that subsequent projects adapted for tokenized leverage products. Those mechanics are visible in many TURBO‑style instruments that emulate continuous leverage while managing basis risk via periodic funding transfers. Specific engineering work and product launches established how leverage is sustained on an exchange and how counterparty risk is allocated. Parameters such as funding interval, index oracles, margin maintenance levels and auto‑liquidation rules used on BitMEX were replicated or adapted by TURBO designers when encoding leverage and risk controls into smart contracts or centralized wrapper products. By normalizing high‑leverage retail access and demonstrating both profitability and failure modes, these product innovations influenced risk management, user interfaces and disclosure practices for TURBO. Exchanges and issuers adopting similar mechanics had to implement monitoring, insurance or circuit breakers informed by earlier perpetual deployment experience.