dvse, see my response to kalid. I thought "Math Wars" was a reference to a specific set of criticisms levied against Kahn Academy recently, when perhaps it was

dvse, see my response to kalid. I thought "Math Wars" was a reference to a specific set of criticisms levied against Kahn Academy recently, when perhaps it was not a reference to that at all. If so, the whole thing could be a misunderstanding on my part. Waiting for kalid to clarify.