CES is full of junk, but there are occasional substantial glimpses of the future. The smartphone form-factor might have reached its peak, and supporting technologies have reached the point that smart glasses have a serious role to play in consumer electronics. For MNOs, these new devices are another opportunity to expand their services footprint, and so, it is worth investigating the current state of the art. As it stands, Meta’s Ray-Ban partnership has shifted the needle the most in the wearable computing market, providing easy wins in low-stakes use cases, at a very achievable price point. Meta’s Orion headset is the big leap forward, but Meta could see that it was not ready for market, and so kept it as…