As much as these issues may seem easy to fix, staff have mentioned that some of the ongoing issues with certain aircraft variants aren’t an easy fix considering current factors. Though it may not seem as such, they are certainly aware of the majority of issues and will address them once it is possible.
You can’t exactly make that assumption considering some issues are more complex and will need more time to fix. In a perfect world, there wouldn’t be any bugs at all, and if there were, they would be fixed in one update in a prompt manner.
I’m sure if there’s a way to fix the issues, they’ll fix it. The time that it will take to fix the issues may vary, though - you could have issues fixed within days through hotfixes, or perhaps months and years.
Minor issues on models are generally fixed when something is being done on the model.
As we’ve probably informed you in the past, poking around on a 3D model after a certain point can for various reasons be disastrous which is why some issues are “abandoned”.
(You won’t find any app without similar issues, it’s just not possible to be 100%).