Apple's stock is currently trading around 30 times earnings, which is in line with its five-year average. Apple (AAPL -0.27%) is one of the most valuable companies in the world, with a market cap of $3 trillion. With around 1.5 billion active iPhone users worldwide, it has a massive userbase, which is connected to its vast and growing ecosystem. Warren Buffett once referred to Apple as one of the best businesses he's ever known. Yet, despite all its success, accolades, and seemingly terrific growth prospect ...