One of the most respected newspapers in the US, The New York Times has reported that now is the right time to go to Istanbul. The article that includes photographs of Istanbul was given extensive coverage in the travel supplement, the article was written by Anna Sussman.
The New York Times article reported that the newly opened Istanbul Modern Art Museum proves that the city is a capital of culture, and the café culture in Beyoglu was mentioned and noting that this culture has been boosted and revived transforming into the cultural and intellectual locale, that it had been 350 years ago.
The report contained examples of Istanbul's colorful nightlife, and noted that it in Istanbul it is possible to see all kinds of musical concerts from Turkish music, to Latin music, and jazz. The article also suggested the historical Kapali Carsi, The Grand Bazaar, and Arasta Bazaar for shopping, and noted that antiques can be found on Istiklal and Cukurcuma Streets.
NY times article (you will need to register to view it, its free & only takes a few seconds)