The well-publicized "man versus machine" match-up between two "grand masters" of TV's perennial quiz show Jeopardy and the latest supercomputer from IBM, named Watson will make for more than good television -- its a sneak preview of the future, said Apple pioneer Bill Atkinson at the end of his MacWorld 2011 presentation on interface design today. He believes small, in-ear "digital assistants" will soon be available that can understand the sometimes-illogical sequence of human questioning and send "predictive" answers it is confident are right based on an understandin