I think, This seems to weaken the captcha for bots, since a simple Google search...

		roser137 on Aug 10, 2011 \| parent \| context \| favorite \| on: Captchas To Keep Idiots Out Of Comment Threads I think, This seems to weaken the captcha for bots, since a simple Google search for (for instance) 'do you know we are going' completes the sentence. No need to defeat the obsfucated OCR test.