Its not about functions. These low power digital toys simply
do not penetrate nor show enough of the true weather ahead.
Is the power output 10% or less of older (inferior) radars NO
probably less.So, the radars are low powered toys , the aircraft
are thin, minimally structured toys, the biased aft C of G toy
flight control systems all save weight and fuel.
Until
Bang, we hit a bad cell
All the toys reach their design limits at once
Aviation has reached a watershed, all the toys have come
home to roost, at the bottom of the ocean!