Probably more like $0.10...
Nodes don't get anything for running the network. That makes it centralized, because no one cares unless they can make money on it.
Yes, this is the issue of nods, they run the network, but they don't get anything. In the other systems, nod are getting paid for their effort. The price can be higher than $0.1 because the manipulation level in ripple is very high. Trading players are in ripple.