Oh, I'm reading this. And there will be more ;)
I'm still mulling over a few possibilities, some of which are discussed here: https://steamcommunity.com/app/717850/discussions/0/1697174779853208464/
TL;DR: I'm working on a couple of new endings, there will probably be a Tix route, and for anything beyond that it's too soon to tell.
Do you remember any specific instances when the portrait flashed? It's a minor thing, but I'll fix it if I can.