Google may have raced to deprive Huawei of access to its Android technologies, as soon as the US government placed the Chinese firm on its ‘entity list’, but its parent firm, Alphabet, is also warning of dire consequences if the ban on trading with Huawei becomes permanent. If China is forced to develop its own platforms, including a mobile operating system, not only would US companies lose access to a large customer base, but – Alphabet argued – a Huawei mobile OS could be more vulnerable to hacking and so present security risks. Whatever the qualms of US hi-tech firms about China applying its huge scale and brainpower to becoming a technology island, many of them are complying with the…