Understanding the Science Behind QR Codes
QR codes are ubiquitous, simplifying information transfer with a clever blend of design and technology. They consist of black and white squares that store data…
The Evolution of Tipping: From 15% to 30%
Tipping in the U.S. has shifted from a 15% standard to ranges of 20–30%, driven by digital payment systems. This evolution raises questions about whether tippi…