private async void Button_PreviewTouchDown(object sender, TouchEventArgs e)
 {
     if (await WPFHelper.TouchHold(sender as FrameworkElement, TimeSpan.FromSeconds(.5))) //More than enough
     {
         ShellKeyCombo(VirtualKeyShort.LWIN, VirtualKeyShort.TAB);
     }
     else
     {
         //TODO: Desktop mode uses ALT + ESC, so check if it's in tablet mode or desktop mode
         ShellKeyCombo(VirtualKeyShort.LWIN, VirtualKeyShort.BACK);
     }
 }