Just to get this out of the way: THIS DOES NOT WORK ON THE MINI
Nintendo recently updated their old original Wii firmware, and they also more recently announced they shutting-down the 'Internet' on the old outdated Wii's, as such some of current exploits will stop working so there is need for new easy 'entry point' @Fullmetal5 has detailed out his idea of attack plan using the fact that with the recent firmware update Nintendo added a nice 'spot' for us.
If you got some use out of this and want to throw @Fullmetal5 some money you can do so here. (His College is expensive, so is IDA)
NEWS SOURCE: A channel-less, sd-less entry point: str2hax (via) GBATemp