Exactly. First rule of defense and self-preservation is to have awareness of your surroundings at all times.
For anyone worried about any kind of threat, “Sheep no More” would seem to be a good investment - $10 new, $7 on ebay, the Navy Seal that fills in for Hannity sometimes.
https://www.hannity.com/media-room/sheep-no-more-the-art-of-awareness-and-attack-survival/
Have either of you heard about, or read it?