you are joking right? tell you what, next time you go buy a new car, just let the guy on the forecourt take it home to his wife, 3 kids and 2 drooling dogs for a few weeks first.
I can't believe you seriously said that. please keep whatever you are smoking, to yourself.

Why wouldn't it be fine to premine if you're buying hardware with a confirmed delivery date rather than a preorder? At least you know it works.