He can do whatever the hell he wants with a product he bought. Plus, suing the group of people thatpush the limitation of a device with high technical skills isn't the best idea when 10% of your revenue depends on those very people.Can Apple sue him?
He should not be doing this.
The developer is just that, a developer. His job was to try to hack the device.the developer blew it. he could have done up a compelling watch face that will make Apple rethink its stand on 3rd party watch faces. instead, what we saw is...
He's not a designer, he didn't want to release a custom watch face for people to download, he wanted to prove it was possible and share how he did it.