Question: When did the first cassette tape come out?

context: In 1962, Philips invented the Compact Cassette medium for audio storage, introducing it in Europe on 30 August 1963 at the Berlin Radio Show, and in the United States (under the "Norelco" brand) in November 1964, with the trademark name "Compact Cassette". The team at Philips was led by Lou Ottens in Hasselt, Belgium.
question: When was the first compact cassette tape invented and introduced in Europe?
short_answers: 30 August 1963
September 1963
context: By 1953, 1 million U.S. homes had tape machines. In 1958, following four years of development, RCA Victor introduced the stereo, quarter-inch, reversible, reel-to-reel RCA tape cartridge. However, it was a large cassette (5 × 7 in, or 13 × 18 cm), and offered few pre-recorded tapes. Despite the multiple versions, it failed. Later the similar Elcaset also failed in the market.
question: When did the first large cassette tape that failed come out?
short_answers: 1958
context: In 1962, Philips invented the Compact Cassette medium for audio storage, introducing it in Europe on 30 August 1963 at the Berlin Radio Show, and in the United States (under the "Norelco" brand) in November 1964, with the trademark name "Compact Cassette". The team at Philips was led by Lou Ottens in Hasselt, Belgium.
question: When did the first compact cassette tape get introduced to the United States?
short_answers: November 1964

Answer: The first compact cassette came out in Europe and the US on different dates and was preceded in 1958 by RCA Victor's release of the first large cassette that failed. The first compact cassette tape was invented in 1962 by Philips. It was introduced in Europe on 30 August 1963 at the Berlin Radio Show and to the United States under the Norelco brand in November 1964.