>>712506771
All Blue doesn't exist. It existed before and will exist after Luffy presses metaphorical button on "One Piece" because
...
...
Map will be made freely because
Stone blocks don't matter, but they could be found freely because
Will of D is to press a button on "One Piece" because Will of D is to
Will fight in the end, who cares
Dragon will not die in the end but will go mad crazy with plans of what to do after Luffy pressed the button
Other plotholes don't matter

BECAUSE FUCKING WORLD WILL BE FUCKING ONE PIECE
All Blue, map, return from other side, all points to that - in the end Luffy somehow removes artificial borders of Red Line continent and Calm Belts, making the world into one. Piece. Four oceans adjoin into All Blue. Without borders Nami can swim freely and map the world easily. Whale will swim to the skeleton on its own because there will be no borders.
Here, One Piece solved. I haven't read manga in years.