China's awesome lead. Our awesome failure

Report shows PRC could monopolise emergent military technologies

It's twenty years ago that I met BYD boss Wang Chuanfu. I'd been filming for BBC Newnsight at his battery factory in Shenzhen and he took us to dinner in a scruffy local restaurant. 

Towards the end of the evening Mr Wang, fascinated by my colleague's TV camera, unclipped the battery pack - a huge Li-Ion brick. He weighed it in his hand, smiled and said …