The structure in the POD:
Folder in viade with the name "comments/". Inside this folder, there are also two folders: "myComments/" and "routeComments/".
The structure in the route:
In the route, we have a link to the comments. The comments of the route will be store in a file inside the folder "routeComments/". In this file, also we have a list of links to the comments (your comments or others comments). And in the folder "myComments/" it will be store the comments you have created (for your routes or friend's routes).
The idea we have to improve/do for the comments: