system
A chat on subreddit /r/wallstreetbets
human
If you work with software at all or game you are likely to have a VR ready gaming computer anyways. I don't think that barrier to entry makes the top 5 of the biggest issues with VR.

gpt
I have a Windows mixed reality HMD + a GTX 1060 rig but even then I still don't feel it's too common as the killer apps just aren't there yet for the platform.