Lunch hours may never feel safe again. That is, if you have a Mac running Lion / FireVault 2, like leaving your computer around, or have unscrupulous colleagues. Data recovery firm Passware claims its "Forensic" edition software can decrypt files protected by FireVault 2 in just 40 minutes -- whether it's "letmein" or "H4x0rl8t0rK1tt3h" you chose to stand in its way. Using live-memory analysis over firewire, the encryption key can be accessed from FireVault's partition, gifting the pilferer privy access to keychain files and login d