This North Focals update hints at smart glasses' secret weapon

North’s Focals smart glasses are getting more proactive, with a new update to the digital eyewear adding real-time transit updates for the places they believe you’ll be commuting to. Launched in October 2018, the smart glasses embed a so-called holographic screen into one of the lenses, displaying information from a Bluetooth-connected smartphone. When they launched, Focals’ talents were fairly limited. …