The temporary job of a VR bridesmaid

At GDC - the Game Developers Conference - I saw quite a lot of HTC Vive demos. Compare these two images:

See any similarities? Just like the bridesmaid carries the bride's train, the "VR bridesmaid" carries the wire for the VR user.

Low-latency wireless video links have been on the market for years. I hope to see some in consumer VR very soon, so that the "VR bridesmaid" can be a thing of the past.