Wow. I explained the memory usage/needs in a very similar way to my uncle, only I said that the books were 'carried' by the person (memory), not put on a table.

Wow. I explained the memory usage/needs in a very similar way to my uncle, only I said that the books were 'carried' by the person (memory), not put on a table. Yours is better, though. I'll be stealing that :)