HttpGetter will cancel() when all retries are done, if not successful. This covers some odd combination cases which might otherwise escape.

StaticWebCache default http response validator will not be called because of the above. But it is updated to also stop if the upstream HttpGetter.isCanceled() for any reason.

Together these might reduce the theoretical possibility of http results which are impure sneaking into your data model.
Making one debug-only variable in logging (L) public to allow current debug time display on screen in an app