The Oculus Go was one of the first forays into “standalone” VR, was released in 2018.
It's now December 2021, how is this older headset doing? For the most part, it's commercially dead, but there is a glimmer of hope for revival of this headset, and it does have some still worthwhile software, games, and use cases where it is hard to beat.
UPDATE: Another article lost to the database. I will revisit this as soon as I can.