Digi-John writes: Employees at Sandia National Labs have put the Inferno OS on Android-based phones, replacing the default Java UI. Applications are written in Limbo rather than Java. The full announcement is at the bitbucket repository, and a short video demonstrates some of its capabilities.
The first 90% of a project takes 90% of the time, the last 10% takes the
other 90% of the time.