Since Stack Overflow has announced that they are going to completely ruin site themes, I imagine that this will need a lot of changes.
But, it doesn't seem like it is being worked on very much anymore.
This is used by quite a bit of people on PPCG so we're definitely going to update this. I'm not sure how big the changes will be however since I don't know yet how much we'll have to redesign too.
Since Stack Overflow has announced that they are going to completely ruin site themes, I imagine that this will need a lot of changes. But, it doesn't seem like it is being worked on very much anymore.