Hasn’t Facebook changed our world? It seems like just yesterday when I watched Wall E and its humorous, if slightly disturbing, portrayal of human beings in little mobile capsules communicating with others via the computer screen in front of them, all the while blissfully unaware of the real people physically around them (but doing the same thing). Now it’s (virtual) reality! I saw evidence of this while studying for my Visual Art qualification. In the library, two youngsters were seated at computers and gleefully carrying on a discussion with each…