I completely agree flex. One paper doesn't constitute perfect evidence, but it is a good starting point.
Well, one good paper would be a good starting point. This paper is no starting point at all, for the reasons I mentioned. If I take all sorts of data and start drawing lines around some of it, I'm sure I could "prove" all sorts of weird things.
"Oh look, dice throws come up as a five 3% more often on the third Tuesday of January, March, and November. We did over 1,000 dice throws every day, so the results are statistically significant."