Resource detection in the setup process may take a while and blocks the whole GUI, so it should be interruptible, for instance by pressing the back key.
Make resource detection interruptible
Considering that AsyncTask(Loader) doesn't seem to provide a mechanism to kill the thread directly, but only via stop points and
isCancelled() polling, and that such stop points don't provide immediate cancellation, I guess this won't be implemented.
Temporal relations are not necessarily causal relations.