People always hold up their phones to record special moments at concerts, but they often never revisit those videos. Gigs , a new concert-tracking app launching this week, wants to change that. The iOS app helps live music fans turn their years of concerts, tickets, and photo and video memories into a personal archive with the help of Apple’s on-device AI. To add a concert to Gigs, users can import a ticket, email, screenshot, or even a website link, and the app will use Apple’s Foundation