I just tried a couple of downloads hosted on Google Docs.   Previously i thought these types of download were the best, as there is no fuss and no muss, just a straightforward download link.   But today im getting the following error message:   "Sorry, you can't view or download this file at this time. Too many users have viewed or downloaded this file recently. Please try accessing the file again later. If the file you are trying to access is particularly large or is shared with many people, it