SmarterChild is a chatterbot
that can do all sorts of interesting command line-y things, like look up the weather, store notes, trigger timed IM reminders, calculate and convert, and generally answer any kind of question, like "What's the population of Indonesia?" or "What movies are playing near me tonight?"
Additional comments by developer Colloquis:
Smartchild is sponsored: During the course of our conversations you may see sponsored messages. These messages have the word "sponsorship" at the end.
Collloquis, the developer of SmarterChild, has been acquired by Microsoft in October 2006. The SmarterChild has now been incorporated into
Smartchild has icons
Wikipedia Feb 2009:
Colloquis was acquired by Microsoft on October 12, 2006. SmarterChild is now part of the Microsoft I'm Initiative. As of November 18th, 2008, SmarterChild's AIM agent has retired and is no longer offering any services. SmarterChild is still active on Windows Live Messenger.