I'd say 100ms is perceptible in almost any context, at least if it's on top of the already existing latencies of the hardware & OS (e.g. some laptops already ad

I'd say 100ms is perceptible in almost any context, at least if it's on top of the already existing latencies of the hardware & OS (e.g. some laptops already add 150ms latency to every keypress [0], so good luck) [0] https://danluu.com/input-lag/ https://danluu.com/input-lag/