`onChange` modifier closure is not called when inside a popover about popovers HOT 1 CLOSED

.popover(
    present: $present,
    attributes: {
        $0.rubberBandingMode = .none
        $0.sourceFrameInset.top = CGFloat.bl_4.custom(num: 5)
        $0.presentation.animation = .spring(
            response: 0.6,
            dampingFraction: 0.6,
            blendDuration: 1
        )
        $0.presentation.transition = .opacity
        $0.dismissal.animation = .easeIn(duration: 0.2)
    }
) {
    PopoverView(sk_current: $sk_current) /// <- here!
}

struct PopoverView: View {
    @Binding var sk_current: WhateverSKCurrentIs /// <- replace this with `sk_current`'s type

    var body: some View {
        DatePicker(
            "",
            selection: $sk_current.selectedDate,
            in: selectedProduct.pSkdates.first!.dDate ... selectedProduct.pSkdates.last!.dDate,
            displayedComponents: .date
        )
            .datePickerStyle(GraphicalDatePickerStyle()
            )
            .accentColor(.blue_c)
            .padding(CGFloat.bl_4.double)
            .frame(width: 320)
            .background(.bar)
            .cornerRadius(CGFloat.bl_4.fourfold)
            .shadow(radius: 20)
            .onChange(of: sk_current.selectedDate, perform: {
                value in
                pageIndex = selectedInt(from: selectedProduct.pSkdates.first!.dDate, to: value)
            })
    }
}