Should shipping companies be public? For Exmar's executive director Jens Ismar, maybe not. "I think it's a big question mark whether you should be public as a shipping company," Ismar said on Thursday during Capital Link's online New York Maritime Forum. "From our point of view, we're in the right segment. If you look at the energy mix going forward, LNG and LPG will be the energy that carries on the longest." The discussion,