[How To] Transfer 3DS To XL

So, you’ve gone and bought that gloriously extra large 3DS which Ninty enticed you with so all teasingly and stuff, but now you have the 3DS XL, how are you going to transfer your content from one to the other, so that you don’t have to do it all over again?

Some lovely person has kindly made a video demonstrating the process for you, so sit back and enjoy!