You can ask to be paid to make the soup and then let others take it for free. Or to make it more apt. I can ask for money to build an unlimited soup dispenser and then let others take soup from it for free.
In principal you're right. People can also use technology to manipulate others. So we could create technology to encourage and manipulate being mindful and having empathy.
There is no such thing as an unlimited supply of fish. Even if there were as many fish in the middle of the ocean as near the shore we would deplete it quickly.
The "artificially generated speech" is really interesting. There's no reason why it can't happen on the other side of of the bell curve. Global right wing movements are a good example.