Yep, that was me that rejected the edit.
I did so because on the Markdown edit viewer (which is where I look at edits) all you see is this:
From that it looked like all you had done is change "batchfile" to "batch file" in a few places and add a single code quote conversion. This does not meet my criteria for making a good improvement to the post.
It's not until you look at the rendered view that you see this:
Which is, as you say, actually an improvement in readability.