Not sure, but I do know the QX and SK have the same something, but the SK has a lot more of it. Their something though, is very different from the older Ecat LT/HT's something.
There may be something to what you say.
(In his classic book How to Lie with Statistics, Darrell Huff recommended this response as one that satisfies everyone. He adds: "It reminds me of the minister who achieved great popularity among mothers in his congregation by his flattering comments about the baby brought in for christening. . . . No one could remember what the man said . . . It turned out his invariable remark was, "My" (beaming) "This is a baby, isn't it.")