In previous final fantasies I liked exploring and I do think more zones shouldn't have flying.
However, the ONLY reason I liked exploring in previous games is because the Battle theme didn't suck.
Can you honestly say you wouldn't explore more if you heard:
http://youtu.be/1_ePUEWEZRg
Rather than:
http://youtu.be/znTI2qEc1QA
It's because of this I don't care about exploring. Eorzea is just one big waiting lobby.
Also I think the boss themes are amazing and I even do fights just for the sake of music sometimes.