Apple Airtag

April 2021: After years of rumors and speculation Apple announced the release of the AirTag. The small circular tag is designed to be tracked using Bluetooth right alongside Apple devices in the Find My app when attached to items like keys and wallets.

AquaSketch inventor, Mark Hagan, holds the wrist-size version of the device, which scrolls 8 feet of mylar, allowing divers to write and draw underwater on paper

Innovator interview: aquaSketch – Write & draw on paper underwater


Interview with owner and inventor Mark Hagan, whose scrolling sketch pad with 30 feet of waterproof mylar and smaller wrist model with 8 feet of mylar allows divers and researchers to write and draw on paper underwater (6 minutes). For more information, go to: