Sometimes, for no good reason at all, things change. Sometimes there are very good reasons for these changes. You may go a lifetime without discovering what they are, and that's something you'll have to accept.
Case in point, this site has a new look and feel. Perhaps several, over the course of August 2017. Again, reasons abound.
Here's a photograph of a cat. Arguably for no reason at all, but you might already know that cat pics are their own reason.
Hopefully you'll find what you came here for. Hopefully what you came here for was something to do with Stephen Herron, otherwise you might be in the wrong place.