1. Switch will be more popular and it will have better sales than Wii U, and it won't be failed console in its 1st year like Wii U.
2. Development and porting for Switch is much easier compared to Wii U because new tech/architecture and tools Nvidia specifically made for easy development/porting for Switch.
3. With ports on Switch, 3rd party will have their games in portable mode also.
4. Nintendo now have have better communication and approach for 3rd parties.
5. Nvidia influenced that some 3rd partys support Switch.







