These are my shared links for May 11th through May 12th:

• On Misguided Ethics and Walking Away from a Mortgage – More on the idea of walking away from your mortgage.
• Video: Facebook Security Hole Lets You View Your Friends’ Live Chats – So many holes…
• Food Allergies Less Common Than Believed, Study Says – Not surprising. People shouldn't get all huffy. It doesn't say they're not real, just that they're over-diagnosed.