According to https://frankrayal.com/2021/07/07/latency-in-leo-satellites-vs-terrestrial-fiber/ https://frankrayal.com/2021/07/07/latency-in-leo-satellites-...,

According to https://frankrayal.com/2021/07/07/latency-in-leo-satellites-vs-terrestrial-fiber/ https://frankrayal.com/2021/07/07/latency-in-leo-satellites-..., GEO has about 20x the latency of LEO. I think this is why starlink is so much more usable than traditional satellite internet.