Yet another flip-flop from the US president with regards to Huawei, adding to the uncertainty surrounding the future status of the Chinese giant and whether US companies will be able to supply it with components. And so the technology stand-off continues, thrown into sharp relief by a recent string of announcements of advanced chips in two of the key areas at issue in the battle for hi-tech leadership between the USA and China – 5G and artificial intelligence (AI). Chips in general, and these two areas of technology in particular, affect every aspect of the issue. The moves to restrict Huawei’s ability to buy US products has redoubled its determination to be technologically self-sufficient, and by extension, intensified semiconductor independence…