SuperGamersGames has connected both minecraft df code and vr to make a character move with vr, here are a few images taken while this event is taking place.
Yea we'll probaly be seeing more of this apear in Diamond Fire over the next few years, i hope to see great accomplishments with those who are using them although it does require clients to make this possible.
-Random,
Bassicly, they made a mod on the client that constantly makes a item with tags of head positions, hand positons, and same with rotation, Then the server reads the item and gets all of the tags and put it into the display items/blocks.