1) Apple Turns 40 on April 1st, so it kicked off the event with a 40-second rundown of everything it's done.
2) Meet Liam – the badass robot that recycles all your iPhones.
3) CareKit, an app for individualized health treatments.
Apple also released a new, smaller iPhone — called the iPhone SE.
4) Finally, there was this new, smaller iPad Pro.
