(09-24-2011, 02:57 PM)Ultimecia Wrote: Downloading something 10-100kb bigger isn't going to burn your hard drive to cinders, right?Not really, but in bulk, it does save bandwidth and equates to smaller download times for large archives.
If you think that the size is insignificant, don't allow RAR. Only allow ZIP because it's more commonly supported and will mean that the site is consistent throughout.