probably one of those things that have been used as a balance tool in the past, allows for sniper to be very strong without being game ruining as countermeasure basically gives you an out against all sniper pushes
#Make counter intrusion system more uniform
elder gulch
obsidian merlin
I believe it's planned to put target-able radar dots on all units.
From the game design doc:
Seismic: Displays a radar signature for the detected unit, even if there is no radar coverage. signature has additional wobble
ember pewter
I imagine its intentional that coms do not get detected by seismic. But ye coms should be detected, gives seismic a more significant role