Practical Byzantine Fault Tolerance is usually a consensus algorithm released from the late 90s by Barbara Liskov and Miguel Castro. pBFT was designed to work effectively in asynchronous(no higher sure on when the response to the request will be gained) systems. It truly is optimized for small overhead time. https://financefeeds.com/will-trump-coin-regain-momentum-or-will-this-ai-token-steal-its-thunder/