Re: SG2/DS2 Unit coherency.

You wrote: 

>Do we think that those are accurate limits?  I realize that many 

Yeah.  Keeping in mind ground scale.

>think), current US doctrine was min 5m, more if possible.  How much 
more?

Depends on visibility.	You gotta see the man in front and behind you.

Clear terrain is not an issue, because infantrymen (never mind us 
Engineers!) do not stroll through grassy meadows if at all possible.

John