"E-commerce of all stripes grew 14 percent year-over-year in 2018, and [JPMorgan analyst Christopher] Horvers predicts it will keep growing at a mid-teens rate for the next five or more years, ultimately allowing online sales to account for 30 percent of adjusted retail sales as soon as 2026. That figure [Horvers said] has 'long been our view of minimum mature online penetration, and appears increasingly conservative.'"

-Teresa Rivas, a Barron’s reporter who has covered financial markets since 2007, writing last week about how “Amazon is catching up with Walmart and could be the king of all retail in just a few years.”