“Useful” by Belgian filmmaker Inti Calfat is a new submission to ÉCU 2012. “Useful” by Belgian filmmaker Inti Calfat is a new submission to ÉCU 2012. A short film featuring the struggles of a doomed couple. What happens when a woman can no longer prove intimately useful to herself or her husband? Does this make her less of a woman? Knowing–better yet, understanding–that she can no longer fulfill the most important and most precious aspect in her relationship; although it deeply pains her, she sacrifices and encourages her husband to seek the comfort of another woman.