WeRide's big share repurchase, and Huawei's PC Harmony

Huawei has released a PC version of its Harmony operating system, as well as two models using the OS. How likely are other PC and smartphone makers to adopt this made-in-China OS? And WeRide has launched a $100 million share buyback less than a year after its IPO. What prompted the move, and is this the best use of its dwindling cash?