I don't have any expertise in either area, I was just trying to say that "X owns Y" <> "Y owns X". And it seems common for A, B, C, ... to jointly govern Z, wi

I don't have any expertise in either area, I was just trying to say that "X owns Y" <> "Y owns X". And it seems common for A, B, C, ... to jointly govern Z, without antitrust problems, like (first thing I could find) the W3C.