In a lengthy discussion of Blood's Weblog Ethics in light of the recent depublishing controversy, Jonathon Delacour writes,

I'd prefer to rewrite entries as many times as I choose, in the interests of improving the writing and getting closer to the emotional and intellectual truth of the story. I'm not writing a book, or a magazine article; and I'm not writing journalism.

as well as,

So, although I won't promise not to rewrite any of my entries, I'll ensure that any subsequent editing does not negate the essence of the original post. Ultimately, however, my loyalty is to the writing and to the story.

My question is, if changes are not more than some minor editing, why would creating a new post, rather than merely revising the same, *not* be true to "the writing and the story?"