Until now they were widely believed to have been stripped of their royal status and to have no place in the line of succession to the throne.... For years there has been quiet talk in Thailand about the possibility of one of the estranged sons being rehabilitated and brought back to play a royal role.... Mr Vacharaesorn's unannounced visit could be the start of such a rehabilitation, although there has been no official statement from the palace.He is one of five children born to King Vajiralon