I was definitely critical of the graph and of IQ. It's a flawed concept created by people who were at best blind to cultural differences and at worst outright racist. [I'm sorry if you found my messaging unclear]<--- I'm being absolutely genuine here, I was trying to make a serious point and if you misunderstood it then perhaps I could have been clearer. In future with these kinds of posts I'll label it as off topic at the beginning.