Swimmer963 (Miranda Dixon-Luinenburg) comments on Efficient Charity: Cheap Utilons via bone marrow registration

[Swimmer963 (Miranda Dixon-Luinenburg)]

I might worry that that would irritate people who see it twice, though.

You could post a disclaimer at the beginning: “This article is also posted in Main; however I want as many people as possible to see it. Please ignore if you have already read it.”