Easy.  There is zero incentive to build a better car when the one you can buy now is so cheap.  This is why in the States, SUV sales follow gas prices [0].<p>[0] - <a href="http:&#x2F;&#x2F;www.npr.org&#x2F;2015&#x2F;01&#x2F;05&#x2F;375201451&#x2F;car-sales-surged-in-december-capping-a-good-year-for-the-industry" rel="nofollow">http:&#x2F;&#x2F;www.npr.org&#x2F;2015&#x2F;01&#x2F;05&#x2F;375201451&#x2F;car-sales-surged-in-...</a>