I’ve never seen this before watching the video below. It’s called Magnetic Field Viewing Film and it’s a sheet of “paper” that lets you slide it across any surface to see where magnets are lined up underneath that surface. Pretty neat! You can buy some here !
Herman Yung's collection of interesting things from the internet.
This Ecosystem Marries MacBook and iPad Perfectly- 9to5Mac
EasyPaper Note Screen Protector for iPad (Better Writing), MAGEASY
This Ecosystem Marries MacBook and iPad Perfectly- 9to5Mac
【COMPATIBILITY】Peslv Magnetic iPad Paper Screen Protector compatible with Apple iPad 9th Generation 2021 (Model number: A2602 A2604 A2603 A2605)/ iPad
2 Pack Magnetic Paperfilm for iPad 9th 8th 7th Generation 10.2 Inch & iPad Air 3th & iPad Pro 10.5in Feel Like Writing Drawing On Paper, Matte
ESR for iPad Pro 12.9 inch Paper-Feel Magnetic Screen Protector 6th/5th/4th/3rd Generation (2022/2021/2020/2018), Write and Draw Like on Paper
2 Pack Magnetic Paperfilm for iPad 9th 8th 7th Generation 10.2 Inch & iPad Air 3th & iPad Pro 10.5in Feel Like Writing Drawing On Paper, Matte Removable Anti Glare Fingerprint
Jumbo Dry Erase Magnetic Notebook Page - 1 sheet
2 Pack Magnetic Paperfilm for iPad 9th 8th 7th Generation 10.2 Inch & iPad Air 3th & iPad Pro 10.5in Feel Like Writing Drawing On Paper, Matte Removable Anti Glare Fingerprint
Review: 10.5-inch iPad Pro - ZERO compromises
2 Pack Magnetic Paperfilm for iPad 9th 8th 7th Generation 10.2 Inch & iPad Air 3th & iPad Pro 10.5in Feel Like Writing Drawing On Paper, Matte Removable Anti Glare Fingerprint