Kevin Rose is one of the co-founders of Digg, and Alexis Ohanian is one of the co-founders of Reddit. Considering the “success” of both sites it could be a big deal, but more than likely it’ll just try to pass itself off as a Reddit alternative that’ll eventually go to shit or implement a bunch of AI and crypto bullshit.
If you haven’t confronted them about it, yes. If you have, and they are aware of how you feel, you’re pretty much free to do whatever you want imo, if they’re still trying to play nice after the fact, that’s on them. Stay aloof, and cut ties with them presumably when you’re older and you can.