https://developer.apple.com/documentation/uikit/uiapplication/1623031-beginbackgroundtask https://developer.apple.com/documentation/uikit/uiapplication/1622970-endbackgroundtask
Both says: "This method can be safely called on a non-main thread."
https://developer.apple.com/documentation/uikit/uiapplication/1623031-beginbackgroundtask https://developer.apple.com/documentation/uikit/uiapplication/1622970-endbackgroundtask
Both says: "This method can be safely called on a non-main thread."