Pope Francis may have bitten off more than he can chew with his well-meaning new venture for the homeless, according to some. He has installed showers under the colonnades of St Peter’s for the homeless and a barber shop that will be staffed by volunteers on Mondays, the traditional barber’s day off. But there is serious concern that the charitable project will make the spot a gathering place for vagrants, with some fretting that this might make the experience less enjoyable for other pilgrims.There is a precedent for generosity of this kind going awry in the city, I am told by a long-term Vatican resident: “When McDonald’s opened in Rome for the first time in the 1990s, there was massive opposition from all sides, including the designer Valentino whose shop was ri