The file that you download is oui.txt. The shell script visible on that page is what you're supposed to save as macrandomize.sh. My guess is that he leaves a fe

The file that you download is oui.txt. The shell script visible on that page is what you're supposed to save as macrandomize.sh. My guess is that he leaves a few steps out so that only people who know what they're doing actually attempt this.