The document discusses the importance of designing websites to be mobile-friendly. It notes that over 1 billion people will access the internet via mobile devices this year, showing people are increasingly mobile. It provides examples of websites like FlightStats that have poor mobile design. The document emphasizes the need for designers to progress beyond desktop-only approaches and embrace designs incorporating HTML5 and other techniques that allow websites to work well across different devices. References are included for further reading on mobile design best practices.