[throwawaykf05]

Apologies for the late reply, I check in infrequently.

>I found a small rock and a stick and I told them to move a big rock but nothing happened. I think you need to do something more than communicate information to them to get them to produce leverage.

Yes, you configure the log and rock to produce leverage. Just as you do a computer for it to do anything useful. You may think of it as "just information", but this configuration undoubtedly produces practical results via physical processes.