Erik and Bob take your questions. Anyone may unfreeze your Experian credit report, computer security blogger claims. Liftmaster will allow you to control your garage door opener with Google Assistant--for a fee. Amazon Echo voice assistant gains new Star Trek skills. Tesla electric car trounces supercars in World's Greatest Drag Race. Fixing an old Acer tablet stuck in startup mode. A listener asks if a photograph will fool new facial recognition technology on upcoming Apple iPhone. Erik's refrigerator gets a replacement fan--and a firmware update. A listener seeks a good indoor television antenna. Popular CCleaner junk cleaning app found to contain malware, and requires a software version update to stay secure. Are DVDs on the way out?