You used to walk into a restaurant and be met with a physical menu. But the COVID pandemic, along with various other things, changed this too, bringing about the wave of QR codes. Now, you go inside a restaurant, a cafe, an amusement park, no matter where, a little placard with a QR code on […]
Being excited about everyday tech isn't something any of us do anymore, but do we know how it works - not me! Shri Khalpada has us covered with How The Heck? , a series of interactive explanations of everyday technology designed primarily for curious, non-technical readers.
- QR Codes: Black-and-white squares that survive coffee stains
- GPS: Turning time into distance with…