For
It protects whistleblowers and reveals hidden truths.
Against
It makes it harder to verify the credibility of information.
Anonymous excerpts, translated where noted.
“It's only anonymous to the public because the whistleblower will only speak under that condition.”
“The journalists reporting the story do know who these people are and have vetted them and the information they provided.”
“It’s difficult for you the reader or listener to judge a source’s credibility if you don’t know anything about them.”
“Sometimes a source is a genuine whistleblower, other times its a government body wanting to say something without actually saying it.”