Roku Investors Are Terrified of Amazon's New Deal With Best Buy

Just the remote notion of competing with Amazon.com (NASDAQ: AMZN)is sometimes enough to send a stock careening. The e-commerce behemoth's reputation precedes it, as Amazon has a unique willingness to absorb incredible losses and ruthlessly compete when entering new arenas. While smart TVs aren't necessarily new territory for Amazon, which first launched its Fire TV platform back in 2014, the company has just announced a major new partnership with big-box retailer and longtime rival Best Buy (NYSE: BBY).