Travel buddies are out; solo trips are in

INTREPID YOUNGSTERS have long ventured abroad in search of edification and excitement. In 1608 Thomas Coryat, an Englishman sometimes called “the world’s first backpacker”, embarked on a Grand Tour of Europe. Friendless and on foot, Coryat discovered foreign delicacies (“frogs used for food”) and newfangled technologies (“forks used in feeding”).