Having a local mirror of the supported distros to allow faster updates and to use less "billed" bandwidth.
The billed bandwidth would be the same since its not the speed of the download that you are charged for but the total # of GB transferred.
Going to close this request in favor of the more up-voted one.
Do you mean something like this? https://digitalocean.uservoice.com/forums/136585-digital-ocean/suggestions/3557909-mirror-ubuntu-s-repository-for-faster-package-mana
You won't be notified about changes to this idea.