With a 15% NJ Transit fare increase scheduled to take effect Monday, commuters interviewed and who weighed in on social media were almost unanimous: The agency’s service is not worth a fare increase. If it sounds harsh, consider the judgment of Lamel Clark of Rahway, who as an ex-New Yorker has been riding subways and buses “since the fare was 80 cents” and has commuted on NJ Transit for six years. He called it worse than the 4, 6, 3 and L (subway) trains, when interviewed in Penn Station New York. “It’s like those Russian dolls, where you keep opening the doll heads and there’s another one in…