MATT WELCH takes on another lame newspaper piece on blogging, this one by Mike Cassidy of the Mercury News. Be sure to read the comments, too. Summary: “This type of column — the ‘I turned my back on a not-very-new trend of specific interest to my readers, so now, instead of catching up, I’m going to make fun of it’ piece — is a sub-category just dominated by monopolist daily newspapers.”