The trouble with free providers is (well, there are a great many troubles but the one that is really annoying) that they are slow. My solution to this is *lots* of mirrors. Chances are at least one of these will respond quickly from your location.
North American Mirrors:
- Prohosting.com
- 75Megs.com
European Mirrors:
- None yet, but looking
Asian Mirrors:
- None yet, but looking