There are plenty of seforim presenting basic halacha in a clear format. To publish one under the guise of “R’ Chaim’s tshuvos” is simply a marketing tool, and is as abusive of R’ Chaim as the actual houning him with the questions in the first place. I don’t know if R’ Chaim minds, nor do I think that is relevant.
Gedolim today are like the Kosel – a backdrop for a photo.