Before you whine about an airline temporarily losing your luggage, think of poor Boujemaa Razgui. The flute virtuoso who performs regularly with The Boston Camerata lost 13 handmade flutes over the holidays when a US Customs official at New York’s JFK Airport mistook the instruments for pieces of bamboo and destroyed them. Razgui, a Canadian citizen who lives some of the time in Brockton, had flown last week from Morocco to Boston, with stops in Madrid and New York. In New York, he says, an official opened his luggage and found the 13 flutelike instruments — 11 nays and two...