I disagree. If you are willing to kill a person why would you care whether the person willingly agreed to a donation? You could also just fabricate a letter of

I disagree. If you are willing to kill a person why would you care whether the person willingly agreed to a donation? You could also just fabricate a letter of consent. I live in a country with Opt-out and the only thing I think that should be changed is that you should be informed about it actively (e.g. a letter on your 18th birthday or so), even though that might reduce the numbers of donators.