70's and 80's

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Across
  1. 2. Cube puzzle inventor
  2. 6. Music storage medium
  3. 7. Arcade game character
  4. 10. Iconic sci-fi film series
Down
  1. 1. Popular shoe style
  2. 3. Street dance style
  3. 4. Music genre with a strong rhythm
  4. 5. Portable cassette player
  5. 8. Dance music genre
  6. 9. Videotape format