How to get to 10 trillion people in this solar system?

At 11:07 AM 5/23/2006, you wrote:
>with additional appliances and baby watching systems to make caring for
>kids easier, there may be a gradual change back to wanting the luxury of
>offspring.

First, no amount of baby appliances will eliminate pregnancy -- which is a
major issue. Second, offspring are not a luxury to those societies that
wish to survive any significant length of time.