For most users in North America and Europe, IMSLP is not a legal source for the original Oblivion . Legitimate scores must be purchased from publishers like Léonard Éditions Musicales (France), Tonos Musikverlag (Germany), or via rental from Boosey & Hawkes .
Unlike a Mozart adagio, Oblivion breathes like a sigh. Piazzolla wrote specific tempo markings ( Meno mosso, calmo ), but you must stretch the downbeats. The characteristic bandoneon opening (often transcribed for violin or viola) should feel like a delayed breath. piazzolla oblivion imslp