Graphics tablets without screens are difficult to master and graphics tablets with screens are prohibitively expensive. The Wacom One changes all that. In Short Circuits: Photoshop is 30 years old and it predated widespread use of digital cameras by more than a decade. Photoshop continues to be an essential tool for designers and photographers. • Some companies are going on the offensive to fight scams by sending warnings to customers. In Spare Parts (only on the website): Some tech conferences, including Facebook's big F8 event have been cancelled because of coronavirus fears. • Crooks and scammers are capitalizing on those fears, too, so beware of messages from people you don't know. • Twenty years ago: Theaters were beginning to offer tickets online with a test in five movie houses in Dallas.