Minh Uong/The New York Times The Tech Tip online column is published five days a week on The New York Times’s Personal Technology page, which adds up to about 240 questions tackled over the course of a year on…

Minh Uong/The New York Times The Tech Tip online column is published five days a week on The New York Times’s Personal Technology page, which adds up to about 240 questions tackled over the course of a year on…