Article by Andrew Churches, http://edorigami.edublogs.org/, talking about the benefits of global learning, and gives a great wrap for Flat Classroom.
"Our classrooms are not limited to the four walls of the physical building we teach in but can encompass the entirety of the planet. Technology-much of which is free-has enabled us to push back the classroom walls and stretch our virtual arms across the globe to shake hands with classrooms and students almost anywhere."