Having read several pages of this 21 page discussion, I won't use the forbidden word, but we can summarize the whole discussion to "go W, go broke".
They had a chance to make a great series, the first book is just running around the countryside (not much budget required for that). The thrill of adventure is there, plenty of material to finish episodes in a high note. Not even an issue if you start wondering if the Dragon could be woman...Cultural diversity? women enpowerment? It was there in the books!!!!! but no, you had to get politics into the series. RJ's wife let her ideology screw up the biggest chance to spread RJ's work around the world.