Deciphering a CAPTCHA
Not familiar with CAPTCHAs? Even if you don't know the name, I'm sure you recognize them by sight. A CAPTCHA is a skewed or squished word, sometimes with embedded numbers or even a line drawn across the middle. I thought I had this one down pat. Turns out the image to the right wasn't an ad I could ignore; that photo's embedded 39 was a critical part of my CAPTCHA. D'oh! I understand why CAPTCHAs exist: to help computers tell us humans apart from automated evil (a.k.a. spammers or spambots). These tests are important to filter out the monsoon of Viagra and mortgage auto-posts that would otherwise flood blogs and websites. What bothers me is when CAPTCHAs screen me out. I stare intently, but can't figure out the right term. I tilt my head, lean in closer to my monitor and eventually hit the refresh button (circular arrow) to request an alternate CAPTCHA, preferably on that's easier to read. Sadly, that's when I usually realize I haven