It doesn’t follow from that that you have no interest in praise and blame.
Yes, and it doesn’t follow that because I am interested in praise and blame, I must hold other people to the same standard I hold myself. I said right there in the passage you quoted that I do in fact hold other people to some standard, it’s just not the same as I use for myself.
Isn’t A interested in the actions of B and C that impinge on A?
Yes as a matter of epistemology and normative ethics, but not as a matter of metaethics.
Yes, and it doesn’t follow that because I am interested in praise and blame, I must hold other people to the same standard I hold myself. I said right there in the passage you quoted that I do in fact hold other people to some standard, it’s just not the same as I use for myself.
Yes as a matter of epistemology and normative ethics, but not as a matter of metaethics.
Your metaethics treats everyone as acting but not acted on?