BBC link on the subject. http://news.bbc.co.uk/2/hi/technology/6506027.stm Phil. -- Philip Charles; 39a Paterson Street, Abbotsford, Dunedin, New Zealand +64 3 488 2818 Fax +64 3 488 2875 Mobile 027 663 4453 philipc at copyleft.co.nz - personal. info at copyleft.co.nz - business I sell GNU/Linux & GNU/Hurd CDs & DVDs. See http://www.copyleft.co.nz