Does Coca-Cola in a glass bottle taste better than in a can or plastic bottle? Ask fans of the drink in Hong Kong and most will say yes. This is not just down to personal preference; it is lore passed down from generation to generation as truth. “That’s what we were told since we were kids by our parents,” says Cecilia Wong, a television host and wine and spirits critic. “I hear a lot that glass-bottled Coke tastes better,” says Yu Yat-yiu, a food and culture writer. “But only in Hong Kong – I’m...