Why is it hard to believe that third parties are biased against Nintendo?

[noname2200]

GoldenGamer said:

Before 5 years the 64 and GC failed without third party support. The Wii succeeded due to the casual market with only the shovelware selling. Games like Zelda, DK, Metroid and the traditional Marip games failed to mach the success of Wii Fit and Wii Sports or Mario Kart