Definitely should be the left lane, as per the sign. There should be some cutting in from the right lane, however, as anyone coming off the A38 for the A610 will be in the right lane and they’ll need to merge to the left as it’s a single lane exit. I’m guessing you’re specifically talking about people coming onto the roundabout from the same entry as you though. Nobs.

Someone should send a box of Lemmy t-shirts to Reddit HQ. For their protection.