By Livia Gershon This story appeared in the Special Section: Worcester Emerging, detailing the buzz building around the city. To see the entire section, click here When Becker College in Worcester announced it will be closing its doors in August, the Massachusetts Digital Games Institute had a big question to answer. The statewide center for video game entrepreneurship, known as MassDiGi, had been based at the college since its start a decade ago. Where would it go now? “We were flattered by the range of institutions that were interested in talking with us,” said CEO Timothy Loew. “We had opportunities across the commonwealth, and really great ones.”