There is a dedicated sub-community of Tamil audiophiles who digitize their old Audio Cassettes (the ones with the yellowing labels from Magnasound or Lahari).
: If you are interested in his life story, there is a dedicated A.R. Rahman Tamil Audio Book available for free streaming. Do you prefer high-energy dance tracks or soulful melodies ? ARR Songs-2-b-v : Free Download, Borrow, and Streaming ar rahman tamil songs internet archive