So, Chris Matthews is concerned that bloggers (supposedly) don't fact-check their work. That's odd, since Chris Matthews is the poster child for the punditocracy's habit of endlessly repeating falsehoods that happen to mesh with their worldview.
Here's an example. And another. And another.
There is a virtually endless supply of examples we could include, but let's stop on that last one. Is a television reporter who is wrong so often he has to admit “I keep saying it, and I keep being wrong on this” really in any position to complain about anyone else's fact-checking?