The last few days have been packed with positioning moves from a number of players in the self-driving vehicle market. The largest seems to have been Uber giving up on its Chinese ambition, but Apple, GM, and Delphi have all made headlines – as the industry sets itself up for an expansion into a new world of automotive opportunities. In terms of dollars, Uber conceding defeat to China’s Didi Chuxing has the biggest immediate impact. Didi claims to hold 87% of the Chinese ride-sharing market, and after launching in 2014, Uber has decided that it’s not worth its time to fight that inertia – and the lack of any profit too. So Uber is selling its Chinese operations to Didi,…