What does "Open-Ended" contract mean?
The specific duration of an Open-Ended contract is variable and determined by three factors:
The mining difficulty, the Bitcoin vs USD exchange rates and the maintenance fee (This includes all electricity, cooling, development and servicing costs).
We cannot control the first two factors which are unpredictable, but we do always deploy the latest mining technology, and do our best to keep it running at their maximum capability for you.
In the event of a contract becoming unprofitable (...