The 30-Year Evolution of the Digital Buy Button: From 1995's Grey Block to 2026's AI-Driven Zero-Click Purchases

This article traces the 30-year evolution of the digital "Buy" button from Amazon's 1995 grey "Add to Shopping Basket" block to the invisible, AI-driven autonomous purchases of 2026. It explores how each technological leap — from one-click patents to mobile payments, voice commer