From that link bodad gave us :

Leading advocates for the disabled, who argued Mr. Latimer put vulnerable Canadians at risk by dehumanizing the handicapped, didn't oppose his early release.

However, Jim Derksen, of the Council of Canadians with Disabilities, said his association will continue to fight the "unjust and unfair portrayal" of Tracy Latimer.

"Her father, the murderer, was portrayed as a victim," he said yesterday, before the parole decision. "Some people were willing to agree his daughter's life was not worth living - it's extremely dangerous to vulnerable people with disabilities."

That seems to sum it up pretty well. And the fact that there are people around capable of writing stuff like "His child should have been put down at birth, by the medical system..." sets it in context. "Put down..."