"Yes, your honor, he did kill my wife and I did give him money. However, I gave him the money afterwards, and effects cannot occur before causes, so there's no possible connection."
surely you can see that there are going to need be more evidence. some kind of communication prior to the fact is probably going to need to be established.
It's called supply and demand. They know there is a demand for meat so they grow animals and feed those animals plants. Continuing to eat meat supports a system that consumes more plants than a system where humans only eat plants. You shouldn't need your hand held for this, it's pretty basic stuff.