It would be a dream if maps could be scripted so that part of them is inaccessible and "paused" until enabled via script. It's hard to avoid overwhelming the player when your only option for expanding the scope and scale of a level is to transition to a new one, since the player not only has to deal ...

Thank you very much!

They would be a special type of an object that is not saved in the map, but generated on the fly when the player walks around. They would be saved per chunk in a very compressed format so it only takes 3 bytes of memory per decorative...

Out of curiosity, what data would those 3 bytes contain?