Consider this alternative theory: the change ("breaking") you see, the preference for a timeline, is actually caused by the advertising model. To advertise, yo

Consider this alternative theory: the change ("breaking") you see, the preference for a timeline, is actually caused by the advertising model. To advertise, you have to have people come back to the site frequently and check the site frequently. In order to do that, you have to produce new content all the time, and in order to find that the new content the reverse timeline is the best way. (Once you have too much fresh content, you have to come up with a way to sort even that).