Polo, Golf, Passat. These have been best sellers in VW's home region for decades, while in China it's Bora and Lavida, with Gol a household name in South America and Jetta the brand's cornerstone in the US. Many SUVs have been added in the 2010s to supplement the global car line-up, plus an onslaught of EVs has begun. As the ID family expands during the next decade, might some famous car names vanish?