/* Select a random known node. The rationale is that if there are many
* reachable nodes, and only a few unreachable nodes, we don't want all
* reachable nodes to try to connect to the unreachable ones at the
/* Select a random known node. The rationale is that if there are many
* reachable nodes, and only a few unreachable nodes, we don't want all
* reachable nodes to try to connect to the unreachable ones at the