Sad thing is that it'll still be running the damn Android and so JVM not C or Swift on the machine.
There's no JVM in Android. Never has been.
What's the point of the complaint? Is there anything better that is commercially viable?
Your Linux based dream phone is not going to sell more than 10 units.
What a weird, unhinged take. Android is mostly written in C, Android apps are AOT/JIT compiled when written in Java, and the NDK lets you write/port from whatever native you have, which is how you get Chrome to run on it to begin with.