The level of weird it feels to me is pretty different.
When friends do it, and it’s so infrequent, it’s like a very small feeling, and the majority of the weirdness feeling actually comes from me thinking about how I almost never call people by their name, and I’m probably the weird one, and maybe I should make an effort to do it more.
When I see it being done a lot in one conversation it’s a big feeling, and as other people have pointed out, I think a big chunk of the weirdness vibe I get is from the technique being used in a condescending way. And then each time it happens in the same conversation the weird feeling feeds into and amplifies itself, which is what ended up pushing me to ask