If you were born after wifi, the dial-up modem noise is what electronics used to sound like: dated, from the era of the fax machine and the non-customizable ringtone. To me, it’s more than that. The ...

If you’re a technology fan of a certain age (in your late 20s or beyond), the distinctively abrasive dial-up tone of an old modem may fill you with a warm sense of nostalgia. If the U.S. military has ...