Imagine if the Royal Guards had finally been useful for something! But to be fair… I put the responsibility on the two sisters. They were just as useless. And for that I put the responsibility on Star Swirl! He should have trained them better.
Seriously, how has Equestria actually survived over 1000 years? Oh… Better not think about it. ;-D
Sorry, just stupid stuff that just came into my mind. ;-)
But yes, you are both right. A clear narrative throughline would certainly have done MLP a lot of good. Unfortunately, in the end, it was just there to sell toys. Damn you, Hasbro! ;-D