Need feedback from Mopar dealer service techs on Fiat era Chargers

Computers are a constant issue on late model Mopars of all sorts. My daughter in law had to buy a $1100 computer to keep her tail lights working on her van a few years ago.
TIPM's courtesy of Mercedes Benz and their brief fling with VW.
The Totally Integrated Power Module is the bane to Mopars from 2009 to 2014.
I don't know who thought this was a good idea, other than the bean counters.