Did you certainly not once begin to think about that, but as we before lived without mobile telephones? Lived somehow. And now to the modern man without a briefcase computer, be it смартфон or plane-table, treating is heavy. Even to the elderly people.Modern grandmothers and grand-dads longer than all resisted to the invasion of technical progress. Did not resist more faithful, but not could quickly go along with him in step. Do not worry, book that you hold in hands, will help to manage you with this task.In a book in detail it is told not only about the great variety of modern plane-tables but also about that, how by them to use, in detail and on shelves.