Personal "Second Life" in Face Book? "SceneCaster, the 3D room creation tool, now has a Facebook application. You can create rooms and share them with your Facebook friends." It does not work on mac yet.
F. Freitas, J. Leitão, N. Preguiça, и R. Rodrigues. 2016 46th Annual IEEE/IFIP International Conference on Dependable Systems and Networks (DSN), стр. 638-645. (июня 2016)