This was at a time when smartphones weren't around and didn't have dedicated apps.
The market for something like Wii Fit has moved on and Nintendo are of course aware of that.
It's designed in such a way to differentiate itself from traditional health and fitness smartphone apps
It also seems as easy to understand as the balance board.
The concept is more interesting for sure, the pricing is reasonable, but it remains to be seen if this will drive Switch console sales. WOM will be key for it.