An influential blogger who often writes about Apple stirred the pot Monday with a post that called out the Cupertino, Calif. company for losing its way on software quality.Marco Arment, formerly the lead developer of Tumblr and perhaps best known as the creator of Instapaper, took Apple to task for what he called "embarrassing bugs and fundamental regressions" in OS X, its Mac operating system. His Monday post caught a lot of peoples' eyes -- Arment has more than 77,000 followers on Twitter and his blog Marco.org is widely read -- and kindled a small fire of controversy as others reacted to his argument.To read this article in full or to leave a comment, please click here