The long wait is over and Windows 10 has finally been released. The question on everyone's mind is whether or not to upgrade. This is a highly unusual operating system release by Microsoft standards. Previous operating system upgrades were sold to the end users. This time, Microsoft is actually giving it away free (for a limited time). People can choose to perform the upgrade as they wish. That said, we would recommend a go-slow approach (for various reasons). We will elaborate here, but first a history lesson.