Other people have already told you who Linus is but if you want some context for the image it was from a Q&A: https://youtu.be/dmfDaxYhi9I?t=2864
Go to 47:46 if the link starts you at the beginning of the video (he starts to do the hand gesture at 49:28).
Dragon Age Origins - love the world, love the story, love the soundtrack, love the companion interactions.
There’s one on kbin: !CrusaderKings@kbin.social but it only has a few subscribers.