Go on, block PDFs! You know you want to! And blame Microsoft again!
Where are the pundits waiting in line to blame Microsoft for a flaw in a non-Microsoft product?
Where's the call to block PDF documents in e-mail?
Where are the people running Adobe Reader with full admin on Windows (read: almost everyone who uses Adobe Reader) crying how insecure their operating system is?
Come on, you know you want to. Post away. If Microsoft wrote Adobe Reader, this column would've had 30+ comments by now.