One tap to take a photo. Two taps to pull up maps. Three taps to check notifications. Hold to dictate a message. Tap once and hold to take a video. Tap twice and hold to augment directions on the street. Tap / hold "S.O.S." in Morse code to set off a small-range EMP. Tap three times and hold to pull up most recent apps.

Please use caution when operating your glasses. Thank you.

Stories of the day:

Thanks for watching — you're basically our favorite person. Watch more 90 Seconds on The Verge at 90so.tv, on iTunes, and on YouTube!

Today's 90 Seconds on The Verge was written by Ross Miller. All production magic is credited to John Lagomarsino.