As Chris Around the World notes in Frommer's, only about 7 %
of travelers use Twitter when planning trips, but that
number has doubled from this time last year as
travelers discover the hundreds they could be saving by following just a few key Tweeters.
An increasing
number of travelers choose to visit a city because they have read about it in a book, or vice versa,
discovering the literature
of a country after having a city they found fascinating.