Interesting summary on the China Chip controversy
Amazon, Apple, China all deny it officially. But of course 'they would say that wouldn't they'. More damaging than potential Spectre related hacks especially to Amazon, but also to Apple as it has juicy info on users etc.
https://www.bloomberg.com/news/articles/2018-10-04/the-big-hack-inside-the-bag-of-tech-tricks-used-by-china-spies