What it's like to be an NYC retiree paying $400 in rent

Sydney Krantz for BI Tico Flores Kyle squinted against the sun as we stepped onto the roof. There were a few garden troughs with ripening tomatoes, a gaggle of women swapping gossip, and an unobscured view of the New York City skyline. "This is where we watched the fireworks" on July 4th, he said. "We ate here, we had our little spread." The 67-year-old lives at Linden Grove, an affordable housing development for older adults in Bushwick, Brooklyn. He pays just $400 a month for rent and…