last-rev.pl &#xA;&#xA; &#xA;As returning readers will know, I produce (or try to produce) regular builds of Emacs for Windows. When things work, these produce pre-compiled binaries as an installer and unpack-and-run zip files. You can find links to the latest set for each branch in the box at the top-left each page on the site. &#xA; &#xA;Today's post is about one program out from the middle of…