Childish Gambino live: Another side of Donald Glover at Fillmore Silver Spring

A rapidly dialed phone, the pulse of a busy signal, and the electronic chatter of two modems talking: While most of the crowd was too young to know those sounds, it was an appropriate introduction for Childish Gambino, who brought his Deep Web tour in support of his recent album "Because the Internet" to the sold-out Fillmore Silver Spring on Tuesday night.