Taking the meds doesn’t cure them. It makes them “pass for normal” until they ultimately flip out killing themselves/others.
The crinminally insane have more rights than the citizens do. The basic human right of self-defense is being denied Americans so that we “don’t have to fear” being shot by chemically imbalanced nutjobs. Of course, they can still legally buy an SUV, steak knife, or other murder implement as this lad did.
It certainly appears that way. Acting out is suppressed via medication and overt ideation appears to be under control, but the pathology is festering beneath and eventually explodes. This warped young man's delusions of grandeur being allowed to continue and actually fed rather than corrected seems to me to have been the primary trigger for that explosion.
In the old days we had Mental Institutions then the Liberals thought they were two mean so that got rid of them and used the land for other purposes like strip malls and condos.