Melons; Meh. Bosses; Meh. NPC Town interaction: Sounds interesting.
If they allow trading (yes it sounds like millenaire, but I don't care) away junk items you've been hoarding, that makes NPCs even more valuable. I have a ton of string, feathers, leather, and wood items like sticks and ladders lying around clogging up my chests.
.. Am I the only one excited about the 'melons and pumpkins growing from a central stem?' I think this means that you can sort of farm them or go back for more. Which meannns.. No walking ten million miles for pumpkins.