Apple is, Walmart is, and Amazon is. The common theme is, higher efficiency.
With Apple, iPhone puts phones, browsers, ipods, everything into one package
Walmart kills small businesses; Amazon kills brikc-motar stores.
马克思说过,垄断是资本主义发展的必然。垄断是竞争的结果,到一定程度就抑制了竞争。