They seem to be using 72 rather than 90: > Refresh rates: 60Hz, 72Hz (Default), 90Hz (Up to, upon service request) https://news.samsung.com/global/introducing

They seem to be using 72 rather than 90: > Refresh rates: 60Hz, 72Hz (Default), 90Hz (Up to, upon service request) https://news.samsung.com/global/introducing-galaxy-xr-opening-new-worlds https://news.samsung.com/global/introducing-galaxy-xr-openin... But it's unclear what "service request" is supposed to mean.