Apple had a rough security week. Vista was hacked. And Linux is unhackable. Those takeaways appear to be the consensus view following the Pwn2Own contest but it's not that simple. Under the contest rules, organizers offered the Sony Vaio (Ubuntu 7.10), Fujitsu U810 (Vista Ultimate), and the MacBook (OS X 10.5.2) as prizes. Sure, the MacBook fell first at the Pwn2Own contest at CanSecWest last week. And yes, the MacBook was fully patched and still fell. But the odds were strong that the MacBook would have been the first to fall no matter what Apple did. Why? Glory. Taking down a MacBook gets the headlines. It's sexy. It's a blogger's dream. The more prominent Apple becomes the more hackers...