Chosen Solution

Is it possible to add RAM to the iPad?

To elaborate, the iPad uses Package on Package construction for the processor and RAM, which means that the A4 chip contains both the processor and the RAM in the same ceramic enclosure (chip). For a more exhaustive explanation, and a view inside, check THIS out. You may find THIS informative as well.

yes, someone did it in China already. http://v.youku.com/v_show/id_XMzQyMDYzNj