Anyone is welcome to take the bits from bittorrent and then provide FTP,
HTTP, etc. But the problem is that anything on download.fedora really
needs to be mirrored. And we've got a massive amount of content to be
mirrored; making it available in more ISO-type chunks is duplication of
what they're carrying and makes for less than happy mirror admins.
Jeremy
However, this means that many users will have to rely on the mercy of some volunteers who might step up or not, and they will be essentially cut off from official media supply. This is a big penalty and really prone of driving users away from the distribution.