Mixed reality finally has a reason to exist
Not gaming, not meetings — the killer application turned out to be training people to do dangerous jobs.

For a decade the pitch was entertainment. The buyers, it turns out, are utilities, hospitals and heavy industry.
Training a technician on live equipment is expensive and occasionally lethal. Training them on a convincing overlay is neither.
Measurable, which is the point
Operators report shorter certification times and, more importantly, fewer errors in the first six months on the job.
The hardware is still heavy and still expensive, but the buyers comparing it to helicopter time do not seem to mind.
Consumer headsets, meanwhile, continue to sell to roughly the same enthusiasts they always have.
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