Wired pick up on a recent article in Science magazine on the possible implications of becoming overly reliant on robotic child minding systems. See I, Nanny: Robot Babysitters Pose Dilemma | Wired Science from Wired.com

The original article is here but you need to sign in to get it (unless you have access through an institution that subscribes or similar). The reference is:

Science 19 December 2008:
Vol. 322. no. 5909, pp. 1800 – 1801
DOI: 10.1126/science.1164582

Perspectives
COMPUTER SCIENCE:
The Ethical Frontiers of Robotics
Noel Sharkey