Social networks have started to embrace algorithmic timelines (that is, where posts are sorted based on how the service thinks you will like it), instead of showing each post in chronological order. First Facebook introduced the feature, then Twitter and Instagram, and now Google+ is enabling it for communities.
Google+ already sorts posts in the home feed based on relevance, and now Communities will do the same. Algorithmic timelines actually makes sense for Communities, which are often loaded to the brim with spam.
Google+ communities will now sort posts algorithmically instead of chronologically was written by the awesome team at Android Police.