What does "minor reductions" mean? I'm biased so I'll say that means the physical size of the Optics. Any guesses? These guys are sphinxes.

The two officials said that developers are “finding greater quality and clearer visibility” through “minor reductions.” The Army did not immediately provide details about the “minor reductions” to which the statement referred.

https://breakingdefense.com/2021/10/army-says-next-gen-ar-goggles-delayed-over-field-of-view-issues/