Why not use Kagi's !quick for that? Because it's not as quick as Google's?
96 karma · joined July 27, 2021
Bluetooth absolutely has a noticeable delay depending on the codec/profile.
If you want Graphene level security you need to have the hardware for it.
Is that the kind of integration you are refering to?
Have you looked into Gadgetbridge? https://gadgetbridge.org/gadgets/