In late September, Reuters reported that China was preparing an antitrust case against Alphabet Inc., the parent company of Google, over its Android operating system, which has gained a dominant position in China’s mobile phone market. The government’s investigation, the report said, came at the suggestion of Huawei, the country’s giant telecom firm.   That should tell you everything you need to know. Huawei is suffering under a sustained U.S. effort aimed at restricting the firm’s use of American technology and blocking the sale of its equipment to U.S. allies. One of the U.S.’s many acts against Huawei is to deprive the telecom giant use of the Android operating system, which has thereby made Huawei mobile phones less attractive to buyers outside China. The U.S. ban on exporting goods to Huawei has also forced the company to develop its own, likely less popular, operating system.  To casual observers this is yet another tit-for-tat act occurring betwee