Ahh.... why does the media do a lot of things? There was some university professor of Middle Eastern studies in the US who talked about the reality of 9-11 in his classroom. He was brought on CNN and trash-talked so people would think he's a goofball.
Think of it like this. If MCing became really popular businesses would make less money off selling food. The government wants us to be fat. Fasting = loss of profit.
Don't worry about the potassium :)