I think it's positive that you had the thought of contributing and trying to watch the series through their platforms. I'm not sure it has been mentioned here but I'd suggest to hit their support channels as well, probably opening a request per individual issue you had (which are plenty).
I believe what others have said: Apple made it frustrating to use outside of their ecosystem to lure you in. Perhaps you're lucky enough to draw the attention of some devs of the platform and they take pity.
This read a little bit like "once I'm done building this boat, I'll just be missing the space stuff to fly to Mars"
I hope it's not taken negatively, I'm just extremely uncertain that they could reuse anything from the offline to online part. This doesn't necessarily mean that you're wrong with the release schedule and so on.
Same, I was hoping to burn 20 seconds of my life and instead it took only 10