Historically, Apple's competitive advantages included their innovative spirit shown through products like the Apple 2 computer. They also had total control over their vertically integrated software and hardware. However, Apple struggled in the PC market due to IBM allowing PC cloning, higher Macintosh prices compared to cheaper IBM clones, and the rise of Windows-based PCs from many manufacturers. For the Apple Watch, Tim Cook has taken the right strategic approach in entering the emerging wearable market similarly to Jobs' "Digital Hub" strategy. However, the watch's limitations like only working with newer iPhones and short battery life could be improved.