The forwarder and the official channel (the one at the downloads and not at the revisions) has been updated
Forwarder now is preloader compatible when the target is SD (included as a boot.dol) and the package also contains revision 516
Channel has been updated to r516 too.
Here is what Neorama said (he is the one responsible for the channels):
updated the channels:
fullchannel based now on rev516
forwarder updated to the new version. pack included now the boot.dol for preloader too. included rev516 for the forwarder...