CHIANG MAI, THAILAND - JANUARY 04, 2015: A man trying to log in Twitter application using Apple iPhone 6. Twitter is largest and most popular social networking site in the world. Poster #77116753
CHIANG MAI, THAILAND - JANUARY 04, 2015: A man trying to log in Twitter application using Apple iPhone 6. Twitter is largest and most popular social networking site in the world. Poster #77116753
