It does a pretty good job at illustrating a problem with this instant update news you get so much these days.
But when the technology to provide instant news updates was developed, it was hailed as an opportunity not to be behind the curve on a breaking story. And blogging was hailed (especially by Dave Winer, since way back in the year 2000 or earlier) as something that would give a voice to the forgotten common people and shake up journalism. Good ideas have unintended consequences.