How are you going to use in the US without access to US based apps that everybody else uses. The reason Huawei ended up having to make HarmonyOS was that it got cut off from using Android and Google store. A phone is a communication device first and foremost. That means you need to be able to plug into the existing ecosystem to use it meaningfully. The US made sure that even if you could get your hands on one, it’ll just be a nice paperweight.