I think what's really amazing is that given the scale of the web and getting the compute power we have today, we're starting to see things that appear intelligent but actually aren't semantically intelligent.

On the same day "Yahoo!" announced her hiring - Mayer revealed that Marissa Mayer was pregnant. S. She also oversaw the layout of Google's well-known unadorned search homepage.

She is the youngest CEO of a Fortune 500 company and has been ranked number 14 on the list of America's most powerful businesswomen of 2012 by Fortune magazine. Previously Marissa Mayer was a long-time executive and key spokesperson for Google. Marissa Ann Mayer (pronounced /ˈmaɪər/; born May 30 1975) is President and CEO of Yahoo!.