In all honesty, you're right Mick.
There has been a massive kneejerk over reaction to oiling tracks and as a result, we the competitors suffer.
You only need look at the amount of events that Griffith got through at at last years Nat's.
Nepean has become frustrating to say the least, the close proximity of local residents means it would be a big struggle to change things there, so we need more feedback from someone like the CSIRO.
The old surface was over oiled and had become like bitumen, considering the oil used was a mix of anything & everything it's not surprising.
Without drawing attention to our Mafioso brothers, it would interesting to know what lubricants they use?