11 Extinct Operating Systems That Time Forgot

As the battle for smartphone operating system supremecy rages on (and some would argue it's already over with Apple's iOS and Google's Android on top), it's worth noting that such power grabs are as old as modern computing itself.

Have you ever heard of a PC operating system called Amiga? What about Inferno? Arthur?

These were all real operating systems that once tried to compete with Apple and Microsoft. And with the birth of the smartphone, there were several early players attempting to do what modern devices do today.

Let's take a look.