This is the version I wanted. One (mostly) wants to hear the version one heard first. I'm not sure why your first experience of a piece of music - and it is, especially music - tends to be the definitive one against which all others are compared, usually unfavourably, but there it is. I gather that this version is not the complete one (since the techno-economics of the time favoured shorter recordings) but to somebody who had not actually been to the opera itself, it seemed more than an adequate rendering.
It was in London, May 1985, that he found himself. Temporarily accommodated at the Mowbray Court Hotel for one night, on his way back from Paris, armed with a Sony Walkman which had needed food. The feeding-trough had been the HMV outlet in Earls Court, not too far from the hotel, and he'd found the device some Philip Glass in a boxed set of C90 cassette tapes. It was Einstein on The Beach and the walkman swallowed them whole, delivering their contents via a thin plastic-sheathed wire tube to a couple of pieces of flexible metal, wrapped in dark foam, to holes on either side of his head. He lay on the bed and let the sound envelop him, and transport him, and he heard that it was good. He did not watch any hotel TV that evening.
So if anybody can remember what was on the telly in London on the night of May 22, 1985, ...