...software needs to be labeled with a hazard warning, because it can do immense damage when it goes wrong. Security softwareglitches can trash client machines, close down access to essential services, trigger false alarms, or even destroy data...
http://www.computerweekly.com/blogs/david_lacey/
...downtime may be due to hardware or system failures, data/storage failures, human errors, computer viruses, softwareglitches, natural disasters and malicious acts. A business may also have to undergo planned downtimes because of scheduled...
http://www.ronsystems.com/r_oracle_10gDataGuard_overview.pdf