I would highly recommend reading the book Bad Blood, which is written by the WSJ journalist who uncovered the fraud. It is very good.
Bollocks. Look up the phrase "yellow journalism" and "muckraker". If anything there was more of an incentive to lie like a mofo because, outside of word-of-mouth, the only source of news was a newspaper.
Nowadays you're saturated with data, but you can turn it off, or dig for something that represents an alternative viewpoint. But in 1910 your only source of "truth" was what William Randolph Hearst said it was.
See also: the Spanish-American War, Fatty Arbuckle's trial, and "Rosebud"
In Catch & Kill Ronan Farrow is investigating Harvey Weinstein under the noses of NBC executives who are all friends of his and colluding to cover it up. An excellent book.