I do not understand why murderer wanted to stab a person unnecessarily for his bike. If you look at the video the murderer could easily push him off his bike then ride away with it, instead he stabbed him without even trying to nick his bike.
Since you cannot hang the killer jail him indefinitely without parole then perhaps the punishment should be …
Vasectomy then jail the murderer(s) accordingly.
You need to reduce the violent gene pool like you do breeding fierce wild animal until you can domesticate them. There is no way you can breed them out naturally …
😯