Now you have three timelines: your main one; your Discover timeline, which shows you trending topics and recommendations of new people to follow
or interesting tweets; and your Activity timeline, which shows what the people you follow are up to, including the people they’ve followed and the tweets they’ve
Direct messages also got an overhaul in keeping with Twitter’s new photo-friendly format. You can now view images within DMs, which makes Twitter’s version
of private messaging more personal. Maybe the network really is planning to spin off its own separate messaging app.