Hans Reiser was convicted of first degree murder. It was premeditated, not a crime of passion. He ruthlessly planned it and executed the murder of his wife. Only because of a plea deal was he sentenced to a second degree.

https://en.wikipedia.org/wiki/Murder_in_United_States_law#De...

https://en.wikipedia.org/wiki/Hans_Reiser

The article also says that he wasn't diagnosed as autistic. It's interesting seeing how eager folks are to share their excuses and lies. Some don't want to see evil or fear it. A few appear to identify with this murderer.