Groupme updates 'last_updated' whenever someone leaves the group, likes a message, etc. I think it would be more intuitive (and indeed this is how they actually order groups in the app) to have 'last_updated' be the time that the last message was posted.
Groupme updates 'last_updated' whenever someone leaves the group, likes a message, etc. I think it would be more intuitive (and indeed this is how they actually order groups in the app) to have 'last_updated' be the time that the last message was posted.