Just finished a tour where this would have been a huge help. I'm just starting to familiarize myself with this project, but if folks think it's a good idea I might take it onto get my feet wet.
Hi @eehouse. Thank you for your interest in the project.
This might be a great way to get you familiarized with the project. Just open a PR marked with "[WIP]" or join the discussion on Gitter in case you need any help.
Users want to check how far a given host is from their planned route (recurring request in the play store).