Favourite piece from the Electric Dreams exhibition at Tate Modern is by Davide Boriani. I recommend seeing these iron shaving creatures in person if you can time it right, as they take little rest breaks
https://www.tate.org.uk/whats-on/tate-modern/electric-dreams
https://www.tate.org.uk/whats-on/tate-modern/electric-dreams
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https://www.tate.org.uk/whats-on/tate-modern/anthony-mccall