Oof! Arendelle's right by a port, and we've got many trade agreements with kingdoms from all over, so new things are brought straight to the capital. I can't imagine how long it must take to make it all the way to a small village, further inland...

[And already, she's setting up a plan in her head to start some sort of 'spread progress' initiative in Arendelle. Once they've gotten their hands on new technology or new literature, they could replicate it as soon as possible and then send it on to the rest of the land. It's not a plan she could put into motion as long as she's here, but when she's home? Definitely.]