There are also a number of charitable organizations trying to bring computation into underserved international communities (eg. http://www.reneal.org/ http://ww

There are also a number of charitable organizations trying to bring computation into underserved international communities (eg. http://www.reneal.org/ http://www.reneal.org/). Please consider donating used hardware; it can have a tremendous impact on communities whose schools have (at best!) a single computer for hundreds of students.