So the new Twitter – which we and about a million of other sites have reported on  – is slowly rolling out to users as we speak. On the surface, the new Twitter is all about usability: rather that one main column, it contains two that can adapt to either displaying extra information like lists and trends, or can display the photos and videos or that people are constantly linking to or related tweets. But thought of another way, this is a way of getting users to stay put on Twitter’s website. Rather than using apps or clicking away, the new design encourages users to stay in one place. So in a way, this is Twitter’s…