Navigating the Huawei story is one of the toughest jobs in technology journalism at the moment. There are many facts and statements, lots of suppositions swirling around, but no smoking guns, no hard evidence of wrong doing.

Huawei may have a case to answer, but that question is almost submerged now. A lot of damage is already done, not just to Huawei but to supply chains as well. I can’t ever remember seeing a company taken down like this before. One danger is that it could have created a precedent. Who might be next?