Kraken推出返现借记卡，争夺消费者钱包
A payments app built by crypto exchange Kraken just launched a cash back debit card in bid for consumer wallets
Kraken is vying for a place in consumer wallets as crypto evolves from an asset class into infrastructure for mainstream financial products.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力