New Delhi, Aug. 5 -- A few years ago, Shane Warne, Australian spin legend and the brand ambassador of Rajasthan Royals in the latest IPL season, predicted the end of the autograph, tweeting: "After doing 5 selfies with people this morning before 8 am on my morning run/walk, I've come to the conclusion that the autograph is dead!" Similarly, American singer-songwriter Taylor Swift wrote in an article in the Wall Street Journal, "There are a few things I have witnessed becoming obsolete in the past few years, the first being autographs.The only memento kids these days want is a selfie."...