Many people have set their systems up this way quite needlessly. While such a setup does allow for separate desktop arrangement and secure separation of files, most really don’t need it. There are some problems that need to be dealt with in such a setup. The biggest is the fact that backups must be done separately for each user. It also slows the startup process. It is made even more complex if limits are placed on one or more users. While this may be needed to control a child or teenager, you need to ask yourself if you really need it.