Consider what would happen if you modified your system's default runlevel/target to something like reboot.target or runlevel 6.

Recently your company discover that there were several alerts for software that your company uses.  First the company uses Widgetworks as their primary business processing software.  The software needs a major update to allow continued services, there is an exploit that allows malicious code to be entered without validation by end users.  Though the issue has not happened yet, there is a potential for data loss due to the exploit.  Making the situation worse, the Widgetworks client relies on Java to run. and the IT has delayed updating the Java to keep the client running.  All 150 computers onsite will need to have work done on them.  The Widgetworks and Java client will need to be uninstalled, then the system needs to have the user temp and windows temp cleaned out. The computer needs to be rebooted and then the Java client must be reinstalled, then the Widgetworks client reinstalled. Followed by another reboot.  This process takes roughly 30 minutes.  Come up with a presentation to…

What happens if you make runlevel 6 or reboot.target your system's default runlevel or target?

Why isn't runlevel 6 the default or reboot.target the default target?