Move, evolve, change. Most startling of all are two jagged and edgy Chopin Waltzes which send off constant sparks of genuine excitement and incomparable tension. Its a collection of various letters and the advice Ms Strayed gave to her readers on theRumpus. Lets hope that any books, films or dramatizations that emerge from the festivities reflect the man in all his complexity. It was not until 1915 that he finally arrived there as an emergency substitute for another soloist in a Brahms concerto.