Tracking Halo: Yep that's the one. Tha plan is to have it for the consumer version but also to make it available as an add-on for the dev kit. The beauty of the magnetic lock system is that the tracking system is modular and can be retrofitted easily.
Skeletal API: Right now developers have to...
Our London subsidiary is manufacturing the gloves, the parent company is US based and has investment from Y-Combinator, here's a tech crunch article: https://techcrunch.com/2018/06/21/plexus-gloves-bring-vr-sensations-to-your-fingertips/
We are working on our own tracking Halo for the Vive, don't have a price point yet but will release it in an update in the coming weeks.
While we are working on backward compatibility with current controllers using gestures, the real value add is from making content that's made to work with...