Q: Do you need root privileges for any operations with kumatux.org?
A: No. Every operation can be performed as a regular user.
Q: Which architecture will kumatux.org run on?
A: Any GNU/Linux system, any architecture, it's just a set of scripts.
Q: Which prerequisites are required to install kumatux.org?
A: Working binaries of basename, bash, and dirname. If your system doesn't have these and instead uses busybox, you need to obtain working binaries of these three files for your system to install kumatux.org, as in the Nokia N900 install.
Q: How do you reinstall new versions of kumatux.org over old ones?
A: Install.
Q: Will you keep your linked apps when reinstalling new version of kumatux.org?
A: Yes.