There's precedent for Amazon competing with so many companies. It doesn't end well. — Quartz
Amazon’s scale means it can cross-subsidize huge losses from different ventures, plowing profits back into businesses that work. The aim is not to make money on any particular service; Amazon likely lost $7.2 billion on shipping last year and is selling hardware supporting its virtual assistant Alexa around or below cost. It’s adding to the value of the system itself. Entire industries are loss leaders for Amazon. For companies that must make money on what they sell, it’s a terrifying prospect.