It's not pointless. Allows you to free space on ur sd's by installing straight to sys mem and you can launch straight from the home menu without going into the bootloader. Here is a project in development. https://github.com/CVFireDragon/nspBuild
Could you “archive” the software when deleting it? It keep the save, and other, data. Then could you download it from eshop? You can do this with nsp installed titles.
What I'd like to know is, is there some type of tool that allows you to rip all the foreign language and non needed files, like UPDATES etc to make the games even smaller.
It's not pointless. Allows you to free space on ur sd's by installing straight to sys mem and you can launch straight from the home menu without going into the bootloader. Here is a project in development. https://github.com/CVFireDragon/nspBuild