I believe Android apps can be executed more or less natively in Windows now, without the need of an emulator: https://www.windowscentral.com/how-get-started-android-apps-windows-11
If you want an emulator for development I recommend the one built in the Android SDK
How would that work? How will new instances/servers ever get a chance to grow if the fediverse only allowed those who are already whitelisted? Sorry for my limited knowledge about fediverse but it sounds like that goes directly against the base principle of a federated space?
1Password but considering trying Bitwarden and host it myself. I do trust 1Password and have no reason to leave them other than the paranoia still lingering from when I had all my stuff at LastPass