First record? Damn, I don't remember...I was buying 45s in the early 80s.
Maybe "West End Girls" by the Pet Shop Boys?? Dunno, could be.
First cd? Vangelis "Direct"...and it still does something for me ten years
later.
First real IDM cd? Autechre "Incunabula" back in 92-93...whenever it was new.
---brian