I briefly experiment with that for books before switching to a guillotine. It was slower, and made a mess. Even when I thought all the dust/grit was gone, some

I briefly experiment with that for books before switching to a guillotine. It was slower, and made a mess. Even when I thought all the dust/grit was gone, some snuck into the scans anyway. For softer lower-quality aged acid-attacked newsprint-style magazines like this, I imagine the mess would be even worse.