Whether that's creating new Alexa capabilities with the Alexa Skills Kit (ASK), building devices that use Alexa for new and novel voice experiences using the Alexa Voice Service (AVS), or something else entirely, if you have a visionary idea, we'd love to talk to you.
The definition of 'proximity' is 'the state of being near, next, or close'. 'Distance' or 'remoteness' are antonyms of 'proximity'. Using 'close', while redundant, is reinforcing the rarer word. Just because people do it often doesn't mean it makes sense; those people 'could care less'.
Setting your focus to the closest possible distance while maintaining acceptable focus at infinity; That focal point for a given aperture setting and a given focal length is the hyperfocal distance. The Definition. Hopefully, that lengthy explanation above will help you grasp the definition of hyperfocal distance.