Tubetube

"The Tube", "The Boob Tube" - In American and Canadian slang, boob tube is a term used for a television set. The term usually carries a negative or humorous connotation, as it comes from the words boob (a foolish person) and tube (from the television's cathode ray tube)

[Before World War Two, several manufacturers in England made large, elaborate radio-phonograph-television sets. This one was made in 1938. Joyce himself could have watched TV in a pub on set like this.]