Well thats the issue, its what you want, not what everyone or at least the important ones (TTV) want for now.
Until they cut any posability of them to be included in, the inclusion of Kaita should not be written outright, no matter of any current factors we stated in this topic. Its an idea and concept from Bionicle that has a posability of future use, just like any other old concept and idea. They will always change to fit in the new enviroment, no way to go around that. Even with only one frame of reference, it stands with a posability of change of various levels.
Also the purist comment was not refering to you specifically. I would have place the quote above the response for easy understanding but using the site from a phone makes it rather difficult to do. Im rather limited here when it comes to quoting.