The diagram shows "prediction score" which is a machine learning term. Its downstream of "timeline mixer" which suggests that they are using machine learning to sort the timeline.
A benign way to do this would be to sort by relevance in some neutral way. A hostile way to do this is to sort by political leanings, so one side looks more numerous than the other. A truly neutral way to do it would be to just randomly sort it, so everyone has equal chance of being at the top of the timeline.
The diagram shows "prediction score" which is a machine learning term. Its downstream of "timeline mixer" which suggests that they are using machine learning to sort the timeline.
A benign way to do this would be to sort by relevance in some neutral way. A hostile way to do this is to sort by political leanings, so one side looks more numerous than the other. A truly neutral way to do it would be to just randomly sort it, so everyone has equal chance of being at the top of the timeline.