Whether it's fomenting revolution or telling people what you had for breakfast microblogging service Twitter seems to have it all. Now, New York City's enterprising mobile food vendors are using the instant messaging website to help their hoards of hungry followers stay tuned to their favorite delicacies. Kim Ima, owner of the Treats Truck, which serves up caramel creme sandwiches, sugar cookies with icing, and other diet busting delights, uses Twitter to stay in touch with her 3,000 fans. "For someone like Kim with St. Patrick's Day Parade on Wednesday, she wasn't sure if she was going to park here. So with Twitter she was able to provide location updates and we knew where to find her," said customer EJ Cory. Twitter allows users to enter messages from a computer or mobile phone, which are instantly transmitted to other users who choose to read their "tweets." The service riles some, who say it encourages people to post irrelevant details about thei...