Question: When did the first video recorder come out?
Disambiguated questions and answers: question: What year was the prototype of the video recorder invented?
When did the first home video recorder come out?
When did the first digital video recorders come out?
When did the first commercial video tape recorder come out?|What year was the first successfull video recorder invented?
answer: 1953
1963
1999
1956
Natural Questions answer: 1956 (from the Wikipedia article "Videocassette recorder")