[finnw]

> ...without the ethical problems...

I think that is a bit too optimistic. Political battles over robots' rights are inevitable.

Edit: I think this is also relevant: http://www-formal.stanford.edu/jmc/robotandbaby/

[robotresearcher]

OK, how about "greatly reduced ethical problems".

As long as we're still killing and eating animals, we can make robots work for us.

Also, ideally we'll build them to like it. Then it'd be unkind to let them rest.