english: My family's first TV set in 1948 had only three knobs that I quickly mastered: an on-off switch, a volume knob, and a channel selector knob.
non_english: Prvi družinski televizor leta 1948 je imel samo tri gumbe, ki sem jih hitro obvladal: gumb za prižiganje/ugašanje, gumb za glasnost in gumb za izbiro kanala.