Just like you, I am persuaded (by the powers of debian.org :-) in using * Jigdo* to download .iso images.
I always downloaded by a browser or wget. Regarding to a Wiki it's wanted to use Jigdo, but if it doesn't work, feel free to conventionally download the Debian image ;).
2 Cents, Ralf -- FreeBSD 9.1-RELEASE amd64