Editing Virtual pet (section)

===Sense of reality===
To give a sense of reality to users, most digital pets have certain level of [[autonomy]] and unpredictability. The user can interact with the pet and this process of personalizing can make the pet more distinctive. Personalizing increases the feeling of responsibility for the pet to the user.<ref name="Kaplan, 2000">Frédéric Kaplan [http://www.fkaplan.com/en/catalogpage.xml?pg=1&id=128495 Free creatures : The role of uselessness in the design of artificial pets, 2000] {{Webarchive|url=https://web.archive.org/web/20120216201651/http://www.fkaplan.com/en/catalogpage.xml?pg=1&id=128495 |date=16 February 2012 }}</ref><ref name="Frank, Stern, Resner 1997">
Frank, A.; Stern, A.; and Resner, B. 1997. Socially intelligent virtual petz. In Socially Intelligent Agents.
</ref> For example, if a Tamagotchi is unattended for long enough, it will "die".