Cabdriversincertainpartsoftheworldare%27walkingencyclopedias%27.Theseindividualsknowjustabouteverythingandcandiscusswhateverissuewiththeirpassengers.SuchmanisPietro’orPie’asheisfondlyaddressedbyhisfamily.Pie’hasaheartofgold.Whenwefirstmeethimheisdrivingapersonandtalkingabouthisfortuneofhavingawonderfulfamilywithwhom...