LOS ANGELES (CNNMoney) – Upending one of the world's most successful business strategies over the past three decades, Microsoft has developed a Windows tablet computer of its own design. The company on Monday unveiled the Surface, a PC tablet that runs a yet-to-be released version of its Windows operating system called Windows 8. The device … Continue reading Is Microsoft's Surface an iPad killer? Felicia Taylor looks at what could make the new tablet attractive to buyers