While Cook was being vague, Intel was beating iTV to the punch, at least in terms of announcing a new TV service with a fair amount of details.

FORBES: Intel Beats Apple's iTV To The Punch

It checks only the signature, amount and security details printed along the bottom of the cheque.

BBC: NEWS | Programmes | Moneybox | Post-dated cheques: A popular myth?

Indeed, E Ink has identified 700 types of products that could use its technology, including power tools (which could show the amount of power remaining) and car key readers (which could report such details as the amount of gas left in a car and the vehicle's location in a parking lot).

FORBES: Screen Gem