From the lenghty read, It sure seems like the kid should have been in an instatution, not living at home. He was beyond bat shit crazy.
From what I gathered the possibility of him being institutionalized may have very well been the catalyst that caused him to take the actions that he did. Rumour has it that mom was seriously looking into having him commited.
The most important thing to be learned from those who demand "Equality For All" is that all are not equal...
Gun Control - seeking a Hardware solution for a Software problem...