One big reason Apple is so much larger and more profitable than other tech companies (hell, all companies!) is that they are vertically integrated. This is an e

One big reason Apple is so much larger and more profitable than other tech companies (hell, all companies!) is that they are vertically integrated. This is an expensive business model and it leaves a lot of near-term opportunity (like seizing Android market share through OS licensing) on the table. If you want to build a bullet-proof business, follow Apple's lead.