It is only recently that Aboriginality became chic. Think, say, of a half-Aboriginal ABC pontificator who formerly emphasised his Anglo upbringing. Then, all at once and inspired by US racial politics, the pontificator promptly forswears the Anglo bit of his heritage, assumes thepersona of an Aborigine and becomes a much-lauded hero for his 'courage'. Don't fancy indigeneity? Not to worry, any number of gender identities are available for public display