The document discusses the evolution of television and the increasing number of devices that can access video content. It describes how early televisions had simple interfaces but the proliferation of channels led to remote controls. Now, various devices like computers, tablets, phones, streaming boxes and smart TVs can access both traditional broadcast and online content through services like Netflix, Hulu and YouTube. This has increased options but also complexity for users. New tools are emerging to make content aggregation and access more seamless across devices.