The document discusses the history of interactive television (iTV) and how web-enabled TV widgets may finally provide the "killer app" that widespread adoption has so far eluded. While past attempts at iTV like WebTV failed due to high costs and poor usability, TV widgets provide familiar interactivity through applications and could benefit from consumer experience with interactive features on internet, mobile, and media devices. However, for TV widgets to truly succeed, they will need to address challenges like providing compelling content and an easy user experience on the television.