C3.7 "...
A CH also occurs while using the Infantry Target
Type whenever the Final TH DR is < half the Modified TH# (3.3), or on
an Original TH DR of 2 followed by a subsequent dr of 1 or ≤ half of the
Modified TH#. ...,"
You might want to confirm your opponent cannot see the links to what I assume are HIP ALs off to the side? One wouldn't think so, but stranger things have happened in the world of software development
There wuz a local fella here on the Front Range who seemed top win a lot of our local events....and then someone noticed that he had multiple scraps of paper recording his HIP guns....that he would selectively reveal depending on where folks moved. He got called at an event for violating set up...
The downside is pain in the ass book keeping. Keeping multiple stacks of concealment counters straight on paper is just asking for trouble IMMHO. I have never played with it and do not anticipate ever using it.