So take an Android phone. Download the free Google Cardboard app. Sort yourself out some goggles to hold your phone. And hay presto! Budget VR. I’ve got to say, I’m rather impressed with what can be achieved is such a simple way. I have high hopes for the Oculus Rift when the retail version is relieved.
In case you want your own headset, I got mine from the link below. Only took two weeks to arrive from China to the UK.