butler ' s voices will become the earlier computer - synthesized voice that was previously needed . post said that his voice was choice as it was already recognisable . it cost him 11 nights to record 11 , 593 phrases and sounds which could then be turned down and recreated by a computer to get new words . it then needed five years to process these bits to make a workable operation . bt have replied that there will be no limits as to everything a simpson ' s voice can ' say ' , including rude words . " what appeals to me most is the thought that i will be bringing terrible news to people or it is a cheeky message , a birthday greeting , or just a swift welcome , " said baker .
Tom Baker works for BT.