I had a very charming routine at the time, which was to wait until late in the evening when my parents were decompressing from a hard day's work, doing their crossword puzzles, watching television.

Rajesh Rao is fascinated by the mother of all crossword puzzles How to decipher the 4000 year old Indus script. At TED 2011 he tells how he is enlisting modern computational techniques to read the Indus language, the key piece to understanding this ancient civilization.