They have a leg up, they would have to use their early footing to compete. If they go, the vacuum of their loss of presence will open a spot for an american tech company to copy them. Either way, they are going to get competition from an american tech company. Nothing they are doing is esoteric in a way that would make them hard to copy. There really is no secret sauce, so to speak, in the software. If they are doing it to hide something then then it lends credence to the US's accusations, at least it leaves a grey area for that speculation. This gives the US a big avenue to push that they are right and everyone should be cautious of their media business.