An example is Sun Microsystems' xVM VirtualBox emulator, which enables Operating systems to be used on Unix, Mac, and Windows platforms. The first type of software emulator involves running different operating systems through a virtual environment. Having said that, there are several types of software emulators which are classified in terms of their work environment and to mention a few: The only problem is these programs were incomplete, in that they emulated specific systems only. In the mid-1990s, computers had developed to the extent of being able to accept the replication of the earliest consoles through software emulators. Thus it becomes economical to use web-based browser emulators to find an amicable solution. During this ever-changing world of new applications and the internet, it becomes difficult to find the balance of money, desired results, and time.
