SwiftUI.Binding has these two overloaded
The signature is the same:
init<V>(Binding<V>) // init(_:)
What's the syntax to get the closure of A and B?
let closureToA = Binding<let me have A how??>.init(_:) // how to specify generic parameter type for A? let closureToB = Binding<let me have B how??>.init(_:) // and for B?