Guest Dr. Charles Chaffin, author of the book "Numb: How the Information Age Dulls Our Senses and How We Can Get them Back," joins Dave this week, we have some listener follow up from John with a tip on ATM security, Dave's got a two-fer this week including a useful site called www.shouldiclick.org and a Twitter report on multi-factor authentication thanks Rachel Tobac for calling our attention to it, Joe's story is from Microsoft on trends in tech support scams, and our Catch of the Day is from a listener on Twitter called @DoNoEvilMan about a payout from the Federal Reserve via the FBI.

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