The stock of Jenkins Corporation, a major steel producer, is currently selling for $$50$ per share. The book value per share is $$125.$ In contrast, the price per share of Dataquests stock is $$40,$ compared to a book value per share of $$10.$ Dataquest, a leading software developer, has a copyright on the best$-$selling database management program. Why do these two firms have such dramatically different market$-$to$-$book ratios?