@Kodiak
The answer is simple – game balance (it stops you poking one guy out with say a rifle to put a pin on a unit while keeping the rest untouchable.) and to help (as the rulebook says it the same paragraph) give the impression that everything /model is fluid and in motion…
DOWN is the representation of infantrymen not moving and hiding not just being out of line of sight.
Bolt Action is not a simulation and should never be approached like that… its a game of a hollywood style interpretation of ww2….
