I've seen multiple people lament about how Mario Maker is one of the best game design learning tools out there (in ease of use + depth), but it's only Wii U/cos

I've seen multiple people lament about how Mario Maker is one of the best game design learning tools out there (in ease of use + depth), but it's only Wii U/costs money. Hopefully more projects like this will grow the "Mario Maker" sub-genre. Online level sharing alone is such a fun concept