Unabomber wrote of killing years earlier

SACRAMENTO, Calif. Theodore Kaczynski plotted killings yearsbefore the first Unabomber attack and fantasized about victims"merely from my desire for revenge," federal prosecutors saidTuesday.

Kaczynski was driven not by his hatred of technology, as widelybelieved, but by his hatred of people, prosecutors said.

Kaczynski's court-appointed lawyers have described him asmentally ill.In a sentencing memorandum that quoted extensively fromKaczynski's writings, the government told U.S. District Judge GarlandBurrell Jr. that the former mathematics teacher was a mentally alert,brilliant, calculating killer who simply wanted to find victims.He was already writing about …