Limited Data Travel System

[Valkyrie_Lenneth]

Source

What do y'all think about this?

Feels like SE is protecting the JP server markets from being raided by the gaijins.

Or is this reading too much into it?

Reading too much into it. They probably aren't interconnected in a way that makes instant travel easy, like world hopping on the same data center or within datacenters. Fast links would need to be set up between the regions to transfer your character over.