In a fight about the loss of William Metropulos’ membership in Smart Bar USA, a limited liability company that manufactures an automated cocktail dispenser called “Smartender” that is marketed as being able to “accurately pour one of more than 600 different drinks in seconds,” Metropulos claimed FW Associates LLC became obligated to pay the fair value of his distributional interest — after an arbitration award dissociated him from Smart Bar — based on a portion of the Illinois LLC …