 Netflix has extended its lead over its streaming rivals, adding over 8 million subscribers in the most recent quarter. The company's crackdown on password sharing has propelled Netflix to its second best first half of the year. And shoppers spent $14.2 billion online during Amazon's 48-hour Prime Day sale. According to Adobe, that's up 11% from a year ago. Consumers took advantage of steep discounts to update their electronics, apparel, and small home appliances. Courtney Donahoe, Bloomberg Radio.