Agree folks, a sad loss for motorsport and Sydney in my opinion.
Love the photos, looks like you're a 'historics' fan like me!
Here's a few of my oldies from 1999 to 2001 era:
No way can you get this close to the wall these days:
One of the best corners (well, used to be

) in racing, up hill and that wall is like a magnet:
And here's some of one that hit the magnetic wall:
Oran Park was very popular with the drivers, especially the long ("grand prix") circuit:
One for the Chrysler-philes here
And my favourite historic race car: 1966 Brabham BT23A Repco:
All these oldies scanned from prints, so apologies for the quality!