I am puzzled by Steffy's logic, although Robbie nods his head sagely from his safe place out of range.<br/><br/>In a train of thought, I go on to think of "Mockney, rockmey. Have you ever heard of rockney? That 's a style of music, made famous by Chas 'n' Dave, who would perform rock music, but sing their very catchy songs in a strong London cockney accent. They were very good musicians - well, one of them is as he is still alive - but one of their songs is 'Rabbit' in which they sing 'You don't stop talking ..."<br/><br/>What made me think of that?<br/><br/>"I thought a placebo was a supposed medicine or tablet which had no effect. For example, it would be a drink which tastes like vodka but has no alcohol. Yes, I think we could manage that."