Just read the ToS. Basically at any time your device stops working (without inclusion of reasons) you are responsible for 100% of the item. Um, but what if its a manufacturer defect? Sorry, but this just sounds like a promotion gone wrong already.
It also does not state a release of ownership at any time after the trial period either if you decide to purchase it.
It also does not state a release of ownership at any time after the trial period either if you decide to purchase it.