Re: "Because speaking a trivial command out loud is still too intrusive"
A subvocal mic might work, or a glove you could use gestures with. Power and reliablity (plus training users to be able use them effectively) would be an issue.
A subvocal mic might work, or a glove you could use gestures with. Power and reliablity (plus training users to be able use them effectively) would be an issue.