[El Sordo]

I think that the authors must have been journalism majors.

I bet what the scientists are saying is that the paintings were worked on continuously for 20,000 years.

I suspect that they were changed, refreshed, added to, subtracted from and just generally monkeyed with as the local peoples went about there lives and recorded their world on those walls for 200 centuries.

[ari-freedom]

I bet what the scientists are saying is that the paintings were worked on continuously for 20,000 years.

yes and that still doesn’t make much sense. 20,000 years is an extremely long time to work on one painting in a cave.