Recordings and snapshots gives you the ability to review things at a later time when you have more time to actually study the images...
Humviewer is a computer program written by Martin from Denmark that allows you to view the recordings (not the HB snapshots) on your home computer for studying the images.... it has several tools to use in the program for measuring, creating snapshots from the recording, marking waypoints on interesting items, transferring to google earth, etc...
Snapshots can be viewed by Windows Picture viewer and can be studied or uploaded to websites like this one to share and interpret...