Infilare? Intromettere? Infiltrare? Close, but no cigar. Think neo-Sumerians hurling insults at their Amorite enemies for their disgusting eating habits (Oh gran bontà de’ wikieri antiqui!). Think furtive. Think hidden. Think Alba in early November, an economy-size mongrel, a generous loan from your bank manager, and a diamond from M’sieur Brillat-Savarin’s kitchen collection. OK, Brigid, time to step up to the microphone for this week’s Il Paroliere …..