Haven't read the article, but I can say from just the title that the answer is "We did". When you saturate legitimate signals with lots of noise you inevitably

Haven't read the article, but I can say from just the title that the answer is "We did". When you saturate legitimate signals with lots of noise you inevitably conceal the obvious. This is what has been happening in the conspiracy theory circles and it's why no one listened when exactly these issues were detailed.