I can't speak for carsanactra but from mu own experiences in owning a AE92 SX and driving a friends AE82 SX many times. The way in which they are crap is extremely simple.
They lack sheer stopping power, even for the power of a standard car.
My Celica SX ST162 was similarly afflicted, although not to the same extent.
BTW both my (ex thank goodness) car and my friends' AE82 were both well maintained in the brake dept.