Was looking at sprinting videos and cam across this interview with Calvin Smith preceding a battle with Allan wells. Smith seems to be an under appreciated athlete considering he was the first man to break 10. He seems to have been overshadowed by Carl Lewis, though Carl Lewis was impressive.
https://www.youtube.com/watch?v=4PRbjGR6cus
The first SUB-10
https://www.youtube.com/watch?v=t05zUASD36Y
200m World Champs
1983:
https://www.youtube.com/watch?v=C9mNyE1fBRE
1987: