I don't care for the fact that it no longer highlights the level of "tech' structures you're at. That was extremely helpful.
'Twas a WIP. I didn't like the out-of-the-box experience so was working on an alternate look and feel. With the remodelling of the of the research screens, I needed to shuffle around the research topics, etc to gain some real-estate.
The indicator is now back in and looks better than the default (in my most humble of opinions ).