Its hard for me to seriously consider changing my opinion from an article that shows its biases so clearly. You show me the worst case scenario, but what is the average case? Also, what are the alternatives to these techniques? If you don't like cattle prodding, what do you suggest instead? Not eating meat or drinking milk is not going to be an acceptable answer. Edit: Not going to be acceptable as an alternative to…
If you are disgusted by the reality presented in the article, then its incumbent upon you to find an alternative you find more humane.
Cruelty to animals/non-vegetarianism/humane treatment of animals etc. are all highly subjective and personal choices. You won't find all the easy answers in one article.