Yesterday, we talked about trouble for RIM, the company that makes BlackBerrys. Today, RIM got good news: one of the claims of patent infringement was rejected by the patent office. The ruling is not final, though, so hold onto your hat--and your device. Google Assistant gets to know you better: A new "Personal references" feature allows your phone and smart speaker to remember extra contact details and makes personalized recommendations. Best power banks and battery packs for Android devices: Looking for a pocket-size power bank for charging your Android smartphone on the go? Here are some top picks.