Forum Moderators: open
Why do you - or someone you know - do it? If you or someone you know is doing it - supporting a non-owned directory - did the reasons you/he/she signed up to do it change over time?
Was it the quality of the project that drew you/him/her in and did that quality, in the end, materialize?
What would it take for you to 'do it again'?
What does a directory have to offer to a potential editor/contributor to have it make sense?