DxO's second iteration of PhotoLab adds some superb features, particularly the ones that cut through atmospheric haze and remove digital noise. If you're not yet familiar with DxO, PhotoLab shows why you should be. In Short Circuits: The MacOS Mojave update brings several welcome options, including the ability to create a darker version of the interface, create better screen shots, and enjoy improved security. Most libraries in the US and throughout the world use OverDrive to deliver ebooks and now there's a new reader application called Libby. If your Windows 10 Pro computer told you to downgrade to the Home version of the operating system, it was a mistake. In Spare Parts (only on the website): As the holiday season approaches, on-line scams proliferate. • Crooks have figured out how to use a US Postal Service mail preview feature for identity theft. • Admittedly flu shots are not high tech, but why are so many people not having their children vaccinated? A survey offers some clues.