How do we know what is real? Are we all experiencing the same reality now? Are we necessarily experiencing different realities? The obvious answer might of course be the correct one. In general it would seem that humans (even children) are particularly good at determining what is ‘real’ from what is imagined and what is merely an augmentation of the real, hyperreal or virtual. But with the advent of new technologies and the expansion of virtual worlds, have you ever wondered if the line is beginning to blur?