A personal 'save for later' or 'add to library' feature where posts can be archived to a personal repository for later engagement.
From a member via Building Hylo:
A member of our group(s) just made an off-hand feature request that I thought I'd share here: Potentially desirable feature that is missing from Hylo - ability to mark a post in some way as "I need to come back to this because I don't presently have the time to engage with it as deeply as I would like. (https://www.hylo.com/groups/building-hylo/chat/general/post/95120)