At the supermarket, I often plonk some loose fruit onto the self-checkout machine and then think "what kind of pear was that again?" and guess. Maybe that gets

At the supermarket, I often plonk some loose fruit onto the self-checkout machine and then think "what kind of pear was that again?" and guess. Maybe that gets counted as 'theft' if I guess incorrectly and accidentally charge myself less than I should have.