Various headlines state a specific media publication or program as a source.
All other headlines are considered 'rumour' only. There's two very well known local actors down here with roles in the prequels - Temuera Morrison and Jay Laga'aia. He looked at me dumbfounded and then his face lit up. He regaled us with tales of actually touching R2-D2 and using a remote control to move one of robots doubles of the famous automaton. It seems he may do the Matrix 2, but that would depend as he's shooting some more scenes for Episode 2 in England shortly.