If you rent the battery rather than buying it, that becomes a running cost (like petrol) and the sticker price of the car drops accordingly.

In addition, organizations unable to pay the price for these elite services could be left running on unreliable, or unsecure, second-class systems.

And if so, when, at what price and how would [Oracle] avoid cannibalizing [its] low-end, half-rack Oracle database machine running on Sun?