AFAIK CDN's don't do much to help with logged in traffic. Only users who are not logged in. Kbin.social is on Fastly infrastructure, so it's likely to scale comparatively well.
It's probably not desirable for it to get too big, but it should be able to absorb waves of Redditors who will then move on to other instances hopefully.
One of the most severe marine heatwaves on Earth has developed off the coast of Ireland and the UK, with water temperatures as high as 4-5°C above normal.
NOAA's Marine Heatwave Watch has categorized this event as a Category 4 (extreme) marine heatwave.
What's happening to Antarctic sea ice extent isn't getting enough global media attention. And by "enough" I mean none. Nothing. This ongoing and dramatic collapse is completely absent from today's news.