Whatgoodisfreedomifyoucan’taffordit?AstheBerlinWalltumbledacrosstheEasternBlocinthe1990s,itdrewasidetheIronCurtain’srepressionandphysicalcontainmentofHungariancitizens.TheborderstotherestofEurope,andindeedtheworld,werenowopen—butonlyforthosewhocouldaffordtheextraordinarycostoftravel.Withnothingtolose,threeyoungtri...