Super Meat Boy is one of the best 2D platformers to come out in years, but its intended release on WiiWare has been troubled to say the least. Size limitations on the service left Team Meat with few options short of reworking the entire project. After a recent post on Twitter, it seems the fate of the game on WiiWare is sealed:
“ATTENTION: there will not be a Wiiware version of SMB. we are looking in to retail Wii, bit its also looking grim. still looking though.”
[Source]