By now, you’ve probably heard about the launch of the first-ever Balenciagar shoes in the US.They’re available now at Amazon and are priced at $8,900 (£7,600) and $10,000 (£7) respectively.They are the most expensive shoes in history and will become the most valuable footwear ever sold.The first-of-its-kind Balençis are manufactured in France by the company’s …