12 hours before this was posted to HN: https://grapheneos.social/@GrapheneOS/117198980596943121

GrapheneOS: "Multiple Google engineers we've contacted have said they aren't able to give us any information about this so we're left doing reverse engineering and relying on leaks. The leaks do not seem reliable and do not match what we see. Our concern is that MTE may actually be broken due to CPU errata."