If you want to develop Android Apps you’ll need an Android Platform. Best platform is Java or even Kotlin. With them it is not even complex to write Android Apps for distribution. So they could implement Android Studio Features without the need of violating any copyright. They could use the existing technology and that’s it. But if you try to invent the wheel a second time and realize that it has now three edges you may have to restart and restart and restart and…
If they want to deliver Android they should have used the needed environment for it and not to try to build an own technology where nobody knows how it will work in two years. It is a dead end.