Ok, it's just that he was responding to people discussing whether the 5.1 version was available illegally by saying it is, whereas your stereo version is the only copy I'm aware of.
The Sydney Symphony Orchestra will be performing A New Hope on Feb 16 and 17. Tickets already on sale.
https://www.sydneysymphony.com/concerts-and-tickets/whats-on/event/star-wars-a-new-hope