Since wedding season began, 40-year-old Hanoian Thanh Danh cannot recall how many wedding invitations he’s received in the form of QR codes. Whenever he receives such impersonal invitations, he never ...

In 2025, QR codes are commonly printed on engagement party favors, saved in text chains, or even etched onto artisan bread loaves for a playful twist on tradition. When scanned, these codes whisk ...