Smartphones replaced separate entertainment devices by combining music, games,...

https://penelopessmartdigests.talesignal.com/posts/what-is-the-department-for-science-innovation-and-technology-survey

Smartphones replaced separate entertainment devices by combining music, games, and video all in one easy-to-carry gadget. Mobile-first design needs to focus on smooth navigation, quick load times, and simple controls for one-handed use