Without updates or ability to download after August, app will become useless.
It is hard to imagine that there was not someone inside of Nike that lost their faith in humanity when the pitch for these things was originally taking off.
Losing the app means that people can't change the color of the light on the shoe. You can still do all the other shit manually.
That said, I feel like companies should be required to open source shit like this once they drop support for it. Otherwise stuff like this adds to the mountains of e-waste poisoning the planet.