[en] This document will introduce you to the concept of artificial intelligence (AI), and to the EU digital regulation that existed before the adoption of the EU AI Act, the legislative history behind the adoption of that regulation, and a presentation of its ratione materiae scope of application. The focus will be on (1) what regulation is, (2) the distinction between risk/rights-based approach to regulation, (3) the facts-to-law leap made by the European Commission during the public consultation following the 2020 White Paper, and (4) the overall structure of the EU AI Act, distinguishing (4.1.) AI systems and models, (4.2.) unacceptable practices, (4.3) high-risk AI systems (per art. 6 and Annex I.A, I.B, and III, including the exception of art. 6(3) AI Act), (4.4.) risk limited to transparency AI systems,(4.5) minimal risk AI systems, (4.6) general-purpose AI models and (4.7.) general-purpose AI models with systemic risk.