Both `hosts` and `multihosts` do some tricky stuff to accomplish their goals. The techniques used for both of these should be documented in the source code. Drawbacks to the approaches (in particular `multihosts` is more likely to inflate ping latencies) should also be mentioned.
This issue appears to be discussing a feature request or bug report related to the repository. Based on the content, it seems to be still under discussion. The issue was opened by andrewthad and has received 0 comments.