Published at LXer:

One of the most interesting parts of the One Laptop Per Child (OLPC) project, which aims to supply its ultra-low-cost XO-1 laptops to millions of students in developing nations, is its highly customised GUI. Called Sugar, it presents the user with a greatly simplified interface that's quite a departure from a traditional desktop. The biggest shift is that Sugar is a "singletasking" interface -- users can work with just a single application (called an "activity") at a time, which takes up the entire display, though you can run multiple activities simultaneously and switch between them. Another major difference is that the filesystem is presented as a virtual log of files, called the "Journal", which records multiple versions of files over time.

Read More...