Why would France care about this? Unless Snowy had secrets about their country, why would anyone care? That's a lot of political capital spent with little ret

Why would France care about this? Unless Snowy had secrets about their country, why would anyone care? That's a lot of political capital spent with little return. Plus, Snowden already blabbed about what the US was doing, why should they think that he hasn't already spilled the beans about other countries?