It's a lot easier to instantly send messages that might be important but not urgent enough to have you run all the way from Ruga to the edges of Bluo. Knowing if someone's there or not before you go over is nice, too.

Among other things.

[Technology is convenient, Reim, get with the times.]

But use it as much or as little as you want. Old timey folk like you don't seem to want to change their ways, so it doesn't matter.