If you're in a position where any noise at all can get you discovered and bring down the enemy on your head, you don't want something that lights up or makes noise of any kind on you that you can't predict perfectly. Outside communications can't be controlled entirely with these.
![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png)
branchandroot
Video
Date: 2013-02-18 07:58 am (UTC)